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Supplier: Measurement Computing
Description: Measurement Computing's USB-488 is a USB-to-GPIB controller module that converts any PC with a USB interface into a full-function, IEEE 488.2 bus controller. The unit performs all of the basic IEEE-488.1 functions such as talker, listener, and system controller. Its IEEE-488.2 controller routines
- GPIB Network Function: Interface
- GPIB Protocol Compatibility: IEEE 488.1, IEEE 488.2
- Device to Connect to GPIB: USB
- Number of Ports: 1
Supplier: Pickering Interfaces US Inc.
Description: The 20-519A series of 40 x 4 matrix modules are available with either 1 or 2 pole switching. Built-in features include automatic isolation switching, plug-in expansion using internal analogue bus and relay contact self-test to give complete switching confidence. This matrix module with its long
- GPIB Protocol Compatibility: IEEE 488.1
- Switch Topology: Matrix
- Switch Type: Relay Switch, Other
- Relay Type: SPST
Supplier: IHS Product Design
Description: AS9100-REV C SMALL BUSINESS PACKAGE
Standards and Technical Documents - Information technology -- Small computer system interface (SCSI) -- Part 232: Serial Bus Protocol 2 (SBP-2) -- ISO/IEC 14776-232:2001
Description: Information technology -- Small computer system interface (SCSI) -- Part 232: Serial Bus Protocol 2 (SBP-2)
Standards and Technical Documents - INFORMATION TECHNOLOGY - SMALL COMPUTER SYSTEM INTERFACE (SCSI) - PART 232: SERIAL BUS PROTOCOL 2 (SBP-2) -- CSA ISO/IEC 14776-232Supplier: CSA Group
Description: This part of ISO/IEC 14776 defines a protocol for the transport of commands and data over High Performance Serial Bus. The transport protocol, Serial Bus Protocol 2 or SBP-2, requires implementations to conform to the requirements of this standard as well as to ISO/IEC 13213:1994 and permits
Standards and Technical Documents - Information technology - Small computer system interface (SCSI) - Part 232: Serial Bus Protocol 2 (SBP-2) -- ISO/IEC 14776-232:2001
Description: Performance Serial Bus. The transport protocol, Serial Bus Protocol 2 or SBP-2, permits the exchange of commands, data and status between initiators and targets connected to Serial Bus. Serial interconnects offer a migration path for SCSI into the future because they may be better suited to cost reduction
Description: The MAX9157 is a quad bus LVDS (BLVDS) transceiver for heavily loaded, half-duplex multipoint buses. Small 32-pin QFN and TQFP packages and flow-through pinouts allow the transceiver to be placed near the connector for the shortest possible stub length. The MAX9157 drives LVDS levels into a 27
- Device Type / Applications: Transceiver, Other
- RoHS Compliant: Yes
- Supply Voltage: 3.3 V
- Number of Transmitters: 4
Electronic Development Boards - MICROCHIP - MCP2515DM-BM - MCP2515 CAN Bus Monitor Demo Board -- 1007472Supplier: 1-Source Electronic Components
Description: MCP2515 CAN Bus Monitor Demo Board Silicon Manufacturer:Microchip Silicon Core Number:MCP2515, MCP2551 Features:Two Identical Boards and a CAN Cable for Creating a Small CAN Bus, CAN Bus PC Software
- Category: Development Board
- Manufacturer: Microchip (PIC®)
Supplier: Grainger Industrial Supply
Description: Back Up Lamp, OE-Style Dual-System, Diameter 3-7/8 In., Depth 1-17/32 In., Gray, Shape Round, Lamp Type Incandescent, 12 Volt Bulb, Material ABS/Acrylic/Steel, Current Rating 2.1A, Termination Type Hardwired, Used For Buses and Trucks, Includes Mounting Pad, Requires Small 1-1/16 In. Hole
Supplier: OMEGA Engineering, Inc.
Description: are offered, both permitting the user to pry or hook onto cables (will accept 2 x 500 MCM) or even onto small bus bars. The HHM70 Series probes use Hall effect technology and measure ac and dc. The electronics and batteries are self-contained in the handles. The output of the ac/dc probes is 1 mV
- Probe Type: Current
- Attenuation Factor: 1X
- Probe Configuration: Other
- Voltage Rating: 600 volts
Standards and Technical Documents - 1196-1987 - IEEE Standard for a Simple 32-Bit Backplane Bus: NuBus -- 10.1109/IEEESTD.1988.122651
Description: (and block transfer versions of each of these) to a single 32-bit address space. Geographic slot addressing and nondaisy-chain arbitration scheme make system configuration simpler by eliminating switches and jumpers. This minimalist approach results in a conceptually straightforward bus with a small
Description: Individually laminated, this two-conductor bus bar connects electrolyticcapacitors and IGBTs in a small, lightweight package for an EV Inverter.
- Busbar Type: Laminate Busbars
- Voltage Configuration: Other Configuration
- Amp Rating: 60 amps
Supplier: Data Device Corporation (DDC)
Description: The small form factor Mini-PCIe board allows up to two dual redundant MIL-STD-1553 channels to be easily added to any small embedded system, laptop, or tablet computer, to provide a cost effective, light weight, small size, rugged, and reliable 1553 bus interface. The board is designed with unique
- Technology: PCI Express 1.1, PCI Express 2.0
- Bus Interface: x1
- Form Factor: Mini Card
- RoHS Compliant: Yes
Supplier: Siemens Process Instrumentation
Description: Overview SITRANS TH400 fieldbus transmitters Versions: For FOUNDATION fieldbus For PROFIBUS PA The SITRANS TH400 temperature transmitter is a small field bus transmitter for mounting in the connection head of form B. Extensive functionality enables the temperature transmitter to be precisely
- Thermocouple: E, J, K, N, T, B, S, R
- Sensed Temperature: -328 to 1562 F
- Mounting: DIN Rail Mounting
- Output: Analog Current (e.g., 4-20 mA), Analog Voltage
Supplier: Data Device Corporation (DDC)
Description: The small form factor USB board allows up to two dual redundant MIL-STD-1553 channels to be easily added to any small embedded system, laptop, or tablet computer, to provide a cost effective, light weight, small size, rugged, and reliable 1553 bus interface. These boards are designed with unique
- Serial Protocol: Other
- Mounting / Form Factor: Desktop / Tower
- Connector: Other
Standards and Technical Documents - ANSI INCITS 131 Standard Document -- INFORMATION SYSTEMS - SMALL COMPUTER SYSTEM INTERFACE-2
Description: Description / Abstract This standard defines an input/output bus for interconnecting computers and peripheral devices. It defines extensions to the Small Computer System Interface (IS0 9316: 1989), referred to herein as SCSI-1. It also provides more complete standardization of the previously
Supplier: CONTEC Co., Ltd.
Description: This board is an interface board of the PCI bus conformity which controls external equipment with a GPIB interface. It is used mounting in the PCI bus expansion slot of the main part of a personal computer. Windows version GPIB communication, LabVIEW correspondence GPIB communication driver
- Product Type: Bus Interface / Adapter Module
- Technology: PCI
- Form Factor: Small PCI
- PCI Data Bus: 32-bit
Supplier: ROHM Semiconductor USA, LLC
Description: New package type, which is WL-CSP, is lined up to the high-reliability EEPROMs. There are a variety of interface products available such as I2C BUS and SPI BUS for the small application (i.e. wireless LAN, Blue tooth, and so on).
- Density: 128000 bits
- Number of Words: 16 k
- Bus Type: I2C
- Production Status: Full Production
Supplier: ACCES I/O Products, Inc.
Description: is a perfect solution for small systems which can benefit from the protection of a steel enclosure and the compact size of the PC/104 bus. This small, low profile enclosure measures just 5 5/16" x 8" x 2". A dual 16-bit PC/104 backplane is integrated inside the enclosure and can accept two PC/104
- Length / Height: 5.31 inch
- Width/Diameter: 8 inch
- Depth: 2 inch
- Shape: Rectangular
Supplier: CONTEC Co., Ltd.
Description: ADI16-4L(PCI) is the interface board of the PCI bus conformity which inputs an analog signal and performs conversion (AD translation) to a digital signal. Conversion speed: 10 msec/ch and Resolution: A/D conversion can be performed in 16bit. With the Windows version driver (API-PAC(W32)).
- Product Type: Other
- Technology: PCI
- Form Factor: Full-Size PCI
- PCI Data Bus: 32-bit
Standards and Technical Documents - Embedded Control Networking - New Technology Platforms For Improved Machine Performance - ISA EXPO 2006
Description: required to successfully displace the traditional wiring and bus schemes found in today's machinery and small, high performance industrial networks. Network topology, self-organization, determinism, power delivery and high-speed performance will be discussed in terms of benefits to manufacturers
Supplier: European Automation
Description: Bus connection board Expansion base connector connection (Multiple units connection (last) for A985/975/970/960GOT (-B); Small connector type Q series connection)
Supplier: Grainger Industrial Supply
Description: Wheel Lifting Bar, Length 58 In., Material Steel, Features Ergonomic, Used For Lifting Small and Large Heavy Truck Assemblies From Standard 22.5 In. and 24.5 In. Assemblies To Super-Wides and Super Singles, Bus, Truck and RV Wheels
Digital Potentiometers - Triple, 128-Position, Nonvolatile, Variable, Digital Resistor/Switch -- DS3904
Description: has three address pins, allowing up to eight DS3905s to share a common bus. The low-cost and small size of the DS3904/DS3905 make them ideal replacements for conventional mechanical trimming resistors.
- Wiper Memory: Non-Volatile
- Standard and Compliances: RoHS Compliant
Supplier: Linde North America, Inc.
Description: in, small-scale LNG. Linde possesses world-class project management and on-site process optimization and management capabilities, LNG production experience, and ongoing R&D in deploying new facilities. Liquefied Natural Gas Technology Linde licenses small-scale liquefaction technology developed
Supplier: North Hills Signal Processing Corp.
Description: All North Hills data bus couplers are now available with dual bus terminators internally mounted. This can simplify small (up to 8 stubs) networks considerably by eliminating the expense, nuisance and parts count of external terminators. Terminators cannot be lost or mixed up with dummy loads
- Coupler Type: Other
- Package Type: Connectorized
- Frequency Range: 75000 to 1.00E6 Hz
Oscilloscopes - Tektronix MDO3054 Mixed Domain Oscilloscope, 4 X 500 MHz, 1 X 500 MHz RF -- GO-20047-21Supplier: Cole-Parmer
Description: ; 33 automated measurements and waveform histograms provide simplified waveform analysis • TekVPIr probe interface directly supports active, differential, and current probes for automatic scaling and units • Small, copmact design save valuable bench space • Large 9" (22.9 cm
- Host Interface: USB
- Features: Integral Display
Supplier: B&K Precision
Description: , and arbitrary waveform generation Bright color LCD display with waveform preview Linear and logarithmic sweep AM/FM modulation Adjustable duty cycle Independent DC offset amplifier design allows large offsets on small amplitude (e.g. 10 mV) waveforms Low-jitter square wave generation
Standards and Technical Documents - ASYNCHRONOUS FACSIMILE DCE CONTROL STANDARD - SERVICE CLASS 2 ***ANSI APPROVED*** -- TIA-592
Description: (Section 9) when used on serial ports. However, the protocols defined may be implemented in any environment that provides a character serial bidirectional data stream, including processor-bus-attached "fax boards", local area networks, Small Computer Systems Interface (SCSI, ANSI X3.131), etc
Noncontact Infrared Temperature Sensors - Thermopile Infrared (IR) Modules -- TSEVO1P Thermopile ModuleSupplier: Measurement Specialties, Inc.
Description: the ambient and objects temperature at digital output bus (I2C) The TSEV01P is suitable for a wide range of application where non-contact temperature measurement and high accuracy are required. Features: • Contactless Temperature Measurement • Small Size • High Accuracy &bull
- Temperature Range: 32 to 122 F
- Operating Temperature: 14 to 185 F
- Device Category: Sensor / Transducer
- Technology: Thermal Pyrometer / Detector
Supplier: Euchner-U.S.A., Inc.
Description: The Safety Basic Monitor SBM is designed with everything needed to create a small hard-wired safety system or can be used to operate an AS-i bus network. You can decide to use the AS-I capability on a case-by-case basis. This unit makes an ideal solution for a simple introduction to an AS-i safety
Description: with the AISG spectrum emission profile. It can modulate OOK signals up to 115.2kbps. The output power can be varied with external resistors from +7dBm to +12dBm to compensate for loss in the external circuitry and cabling. The MAX9947 also features a direction output to facilitate the RS-485 bus
- Form Factor / Package: Surface Mount Technology (SMT)
- Supply Current: 2.30E7 nA
Supplier: Microchip Technology, Inc.
Description: with industry standard protocols. This permits reading the current temperature, programming the set point and hysteresis and configuring the device. Address selection inputs allow up to eight MCP9801 sensors to share the same 2-wire bus for multizone monitoring. Small physical size, low installed cost
- Sensor Type: Temperature Sensor
- Package Type / Mounting: Surface Mount (SMD)
- Input (Supply) Voltage: 2.7 to 5.5 volts
- Operating Temperature: -67 to 257 F
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Featured Products Top
First Sensor AG
Digital pressure sensors with I²C bus interface
over a wide temperature range of -20 …+85 °C (-4 …185 °F). The Sensortechnics HMI series offers very small SIL and DIP housings with a selection of pressure ports for tubing connection or manifold mounting. The devices provide versions with 5 V and 3 V supply. All HMI sensors can be modified according to customer specific requirements. Digital SPI bus interfaces and analogue output signals are available on request. Important features of the new HMI series: -  ... (read more)
Browse Pressure Sensors Datasheets for First Sensor AG
Single Bus Buffer Gate With 3-State Outputs
This bus buffer gate is designed for 1.65-V to 5.5-V VCC operation.The SN74LVC1G125 is a single line driver with a 3-state output. The output is disabled when the output-enable (OE) input is high.The CMOS device has high output drive while maintaining low static power dissipation over a broad Vcc operating range. The SN74LVC1G125 is available in a variety of packages including the ultra-small DPW package with a body size of 0.8 mm × 0.8 mm. • Available in the Ultra Small 0.64-mm2... (read more)
Browse Buffer Amplifiers Datasheets for Texas Instruments
Fredericks Company - Televac
0729-1761-99 CAN Bus SAE J1939 Inclinometer
The Fredericks Company 0729-1761-99 CAN Bus SAE J1939 Inclinometer utilizes a Fredericks TrueTilt ™ wide range electrolytic tilt sensor and a Fredericks signal conditioner. Its robust high temperature Noryl plastic housing and urethane potting provide excellent durability and environmental protection. This inclinometer has superior tolerances and unit to unit performance. Its small profile and economic design make it an ideal solution for a versatile range of applications in all... (read more)
Browse Tilt Sensors Datasheets for Fredericks Company - Televac
ACCES I/O Products, Inc.
PC/104 Bus Products from Acces I/O
PC/104 Bus Products from Acces I/O. A small form factor (3.6 x 3.8 in) computer board intended for use in embedded PC systems, these rugged self stacking modules allow for an expandable system without the burden of a backplane with a fixed number of slots. Some sample applications for this type of technology include the following: vending machines, test equipment, medical instruments, communications devices, vehicular systems, data loggers, aviation, military applications and industrial control... (read more)
Browse PC/104 Modules Datasheets for ACCES I/O Products, Inc.
Gardner Denver Thomas
Thomas Pumps & Compressors-Automotive Applications
Thomas products serve niche automotive and mobile markets for specialized applications that require high performance and durability including: air seats, fuel cells, air suspension and tire inflation. . Our engineers work closely with major automobile manufacturers, as well as their direct suppliers on new technologies that hold much promise for tomorrow's drivers. . . Typical applications for Thomas products include: Air Clutches. Air clutches with small air... (read more)
Browse Vacuum Pumps and Vacuum Generators Datasheets for Gardner Denver Thomas
EPAD2/CPAD2 Series: Low-Speed/Isolated
external modules. Compatible with every DEWETRON system. A very convenient way to connect your EPAD2 modules to any computer, is via the EPAD-BASE2. This very small adapter connects to the first EPAD2 module in the chain, and thus powers them all. It provides you convenient USB 2.0, RS232, and CAN BUS interfaces to your computer. With a notebook computer, simply choose USB 2.0, install the drivers, and set it up inside the software. You'll be recording data from your EPAD2 modules in moments!... (read more)
Browse Signal Conditioners Datasheets for Dewetron, Inc.
ACCES I/O Products, Inc.
USB Digital Counter/Timer Module (USB-CTR-15)
The USB-CTR-15 is an ideal solution for adding portable, easy-to-install, counter/timer capabilities to any PC or embedded system with a USB port. This board is packaged in a small, rugged, industrial enclosure and features 15 independent 16-bit counter/timers. The unit is a true USB 2.0 device, offering the highest speed available with the USB bus. It is fully compatible with both USB 1.1 and USB 2.0 ports. Quick Links: Overview and description of the USB-CTR-15 USB Digital Counter/Timer... (read more)
Browse PCI Products Datasheets for ACCES I/O Products, Inc.
ACCES I/O Products, Inc.
16-Bit, 16-Channel, USB Analog Input Modules
digital I/O lines and a 16-bit counter/timer-all packaged in a small, rugged, industrial enclosure. Quick Links: Overview and description of the USB-AI16-16A and USB-AI16-16E including Specifications and ordering/pricing information... View all our Analog Input Products here... These small, compact, multifunction I/O boards provide the user with everything needed to start acquiring, measuring, analyzing, and monitoring a variety of applications. These data acquisition boards can be used in many... (read more)
Browse Data Input Modules Datasheets for ACCES I/O Products, Inc.
Gantry Cranes - Portable
utilities (coal-fired and nuclear), municipal maintenance (including subways, buses, and building facilities), research institutions, and the military for routine scheduled maintenance of aircraft and similar equipment. In large and small shops, Wallace adjustable cranes can move easily and fit where forklifts can't. Our light weight cranes work well where there are floor weight restrictions. With adjustable width tread, Wallace Cranes can fit through narrow aisles. With adjustable height or span... (read more)
Browse Industrial Cranes Datasheets for Wallace Cranes
Rego Electronics Inc.
SATA & SAS Connectors
Serial ATA (SATA) is a computer bus interface that connects host bus adapters to mass storage devices such as hard disk drives and optical drives. The Serial Attached SCSI (SAS) is a point-to-point serial protocol that moves data to and from computer storage devices such as hard drives and tape drives. SAS replaces the older Parallel SCSI (Small Computer System Interface). Rego offers many types of SATA and SAS connectors. Please note that not all products are shown on the website. If you... (read more)
Browse Electrical Connectors Datasheets for Rego Electronics Inc.
Parts by Number Top
|Part #||Distributor||Manufacturer||Product Category||Description|
|TCN75||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||monitoring. All registers can be read by the host and the INT/CMPTR output's polarity is user programmable. Both polled and interrupt driven systems are easily accommodated. Small physical size, low installed cost and ease of use make the TCN75 an ideal choice for implementing sophisticated system...|
|MCP9803||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||Timeout logic for improved system reliability. Small physical size, low installed cost, and ease of use make the MCP9803 an ideal choice for implementing sophisticated temperature system management schemes in a variety of applications. 2-wire I ²C ™/SMBus Compatible Interface. SMBus Timeout...|
|MCP3221||Microchip Technology, Inc.||Microchip Technology, Inc.||Not Provided||current and standby current of 250 µA and 1 µA respectively. Low current consumption combined with the small SOT-23 package make this device ideal for battery powered and remote data acquisition applications. Communication to the MCP3221 is performed using a 2-wire I2C ™Compatible...|
|6UA-02425||ASAP Semiconductor||MS-OPEN VALUE SUBSCRIPTI||Not Provided||WIN SMALL BUS CAL STE 2008 ALL VLIC LNG OLV NL EACH PLATFORM DEV|
|6UA-01668||ASAP Semiconductor||MS-OPEN VALUE SUBSCRIPTI||Not Provided||WIN SMALL BUS CAL STE 2008 ALL VLIC LNG OLV NL EACH ENT USER CAL|
Conduct Research Top
Small Computer Systems Interface (SCSI)
Small computer systems interface (SCSI) is an intelligent I/O parallel peripheral bus with a standard, device-independent protocol that allows many peripheral devices to be connected to the SCSI port. A single SCSI bus can drive up to eight devices or units: the host adapter or controller
Receiving Inspection of Data Bus Couplers
Checking MIL-STD-1553 data bus couplers at receiving inspection just got simpler. By using the DBT100A, a coupler can be functionally checked in a matter of seconds for continuity, opens, shorts, phasing and cor¬rect operation. It is ideally suited for large or small volume testing. All tests
Interfacing PIC18 MCUs with UNI/O(TM) Bus-Compatible Serial EEPROMs
AN1183 Interfacing PIC18 MCUs with UNI/O TM Bus-Compatible Serial EEPROMs The main features of 11XXX serial EEPROMs are: Author: Chris Parris * Single I/O pin used for communication Microchip Technology Inc. * EEPROM densities from 1 Kb to 16 Kb * Extremely small packages * Bus speed from 10 kHz up
Recommended Usage of Microchip UNI/O(TM) Bus-Compatible Serial EEPROMs
The majority of embedded control systems require nonvolatile memory. Because of their small footprint, byte level flexibility, low I/O pin requirement, low-power consumption and low cost, serial EEPROMs are a popular choice for nonvolatile storage. Microchip Technology has addressed this need
Large Power from Small Units
New Jersey Transit is the third largest provider of bus, rail and light rail services in the USA. It covers an area of 5,235 square miles, linking major locations in New Jersey, New York and Philadelphia. NJ Transit operates a large fleet of commuter trains, providing transport for thousands
SMBus Communication for Small Form Factor Device Families
C8051F3xx and C8051F41x devices are equipped with an SMBus serial I/O peripheral that is compliant with both the System Management Bus Specification and the I2C-Bus Specification. The SMBus is a bi-directional, 2-wire interface capable of communication with multiple devices. A typical SMBus
Using a Timer to Interface Mid-Range PIC(R) MCUs with UNI/O(TM) Bus-Compatible Serial EEPROMs
. * Extremely small packages * Bus speed from 10 kHz up to 100 kHz INTRODUCTION * Voltage range from 1.8V to 5.5V * Low-power operation As embedded systems become smaller, a growing need exists to minimize I/O pin usage for communica- * Temperature range from -40°C to +125°C tion between devices. Microchip
Interfacing Baseline PIC(R) MCUs with UNI/O(TM) Bus-Compatible Serial EEPROMs
AN1174 (R) Interfacing Baseline PIC MCUs with UNI/O TM Bus-Compatible Serial EEPROMs The main features of the 11XXX devices are: Author: Chris Parris * Single I/O pin used for communication Microchip Technology Inc. * EEPROM densities from 1 Kb to 16 Kb * Extremely small packages INTRODUCTION * Bus
More Information Top
Federal Register > Tuesday, October 21, 2008 > [73 FR 62744] Federal Motor Vehicle Safety Standards; Seating Systems, Occupant Crash Protection, Seat Belt Asse...
The last row of seats in conventional large school buses and small school buses typically has two seats with a 610 mm (24 inch) aisle (large buses) or 559 mm (22 inch) aisle ( small buses ) between them, to provide access to the...
Creativity and Entrepreneurial Performance
J Small Bus Manage 51(4): 491–507 Ali AM, Crain WM (2002) Institutional distortions, economic freedom and growth.
Entrepreneurship in the Balkans
J Small Bus Manag 34(1):64–70, January 1996.
New Developments in the Theory of Networks
J Small Bus Manag 46(1):50–72 Dant RP, Gundlach GT (1999) The challenge of autonomy and dependence in franchised channels of distribution.
International entrepreneurship: A critical analysis of studies in the past two decades and future directions for research
J Small Bus Enterp Dev 18(3):627–643 Andersson S, Wictor I (2003) Innovative internationalisation in new firms: Born globals—the Swedish case.
Federal Register > Friday, October 29, 2010 > [75 FR 66686] Federal Motor Vehicle Safety Standards; Seat Belt Assembly Anchorages, School Bus Passenger Seating...
Petitions for Reconsideration-In its petition for reconsideration, IC requested that NHTSA reduce the anchorage strength requirement from 13,334 N (3,000 lb) to 2/3 of the small bus requirement (the current FMVSS No. 210 requirement), due to our recognition in...
Federal Register > Thursday, November 5, 1998 > [63 FR 59732] Federal Motor Vehicle Safety Standards; School Bus Body Joint Strength
Further, these results lead NHTSA to conclude that the structural integrity of small buses would be enhanced by the joint strength requirement of Standard 221.
EFFECTIVE APPROACHES TO MEETING RURAL INTERCITY BUS TRANSPORTATION NEEDS
Many smaller bus companies stopped providing any sched- uled service.