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Supplier: Madell Technology Corporation
Description: 1.0 GHz Frequency Counter
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 1.00E9 Hz
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Supplier: Madell Technology Corporation
Description: 2.7 GHz Frequency Counter
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 2.70E9 Hz
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Supplier: Allied Electronics, Inc.
Description: 2.4 GHz Universal Frequency Counter
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Supplier: Simpson Electric Company
Description: This counter offers a wide input frequency range from 1Hz to 35KHz, and four display ranges of 99.99Hz, 999.9Hz, 9999Hz, and 35KHz. The easiest to use counter in the S660 counter series, the S664 offers 12 DCV, 100mA sensor excitation and requires no programming to
- Display Digits: 4 Digits
- Display Type: Digital
- Form Factor: Other
- Frequency Range: 0.0 to 35000 Hz
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Supplier: Rohde & Schwarz USA, Inc.
Description: Measurement range: DC to 3 GHz Input A/B (BNC): DC to 200 MHz Input C (SMA): 100 MHz to 3 GHz Input impedance A/B: 50 O or 1 MO (switchable), sensitivity 25 mV Input impedance C: 50 O, sensitivity 30 mV 10-digit
- Display Digits: 7 or More Digits
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 0.0 to 3.00E9 Hz
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Supplier: Allied Electronics, Inc.
Description: LED Display, 3.5 GHz Operating Frequency, External Frequency Standard Input, Frequency Counters The model 1856D provides versatality and reliability for a broad spectrum of laboratory and service applications. Features RS-232 Interface Wide Measuring
- Display Digits: 7 or More Digits
- Display Type: Digital
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Supplier: B&K Precision
Description: The model 1823A is a reciprocal 2.4GHz universal frequency counter that is microprocessor controlled. The LED display can provide nine digits of resolution using the internal 10s gate time. The high accuracy, sensitivity and versatility of this counter make it an
- Display Digits: 7 or More Digits
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 2.40E9 Hz
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Supplier: Advantech
Description: : 500µ sec. (Frequency Mode), 100µ sec. (Counter Mode) Function Mode: Counter (Up/Down, Bi-direction) Frequency Input Frequency: Frequency Mode: 0.3~1000 Hz Counter Mode: 5000 Hz max. Isolated Voltage: 1000 VRMS Programmable Digital Noise Filter:
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Supplier: B&K Precision
Description: The 1803D is a value-priced frequency counter offering users a simple and accurate frequency measurement. Selectable gate times 0.1 sec and 1.0 sec 7 digit LED display Highly accurate time base Compact benchtop AC powered counter* Wide Measuring range up to
- Display Digits: 7 or More Digits
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 2.00E8 Hz
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Supplier: B&K Precision
Description: The model 1856D provides versatility and reliability for a broad spectrum of laboratory and service applications. RS232 Interface Wide measuring range up to 3.5GHz nine digit LED display Period mode for accurate low frequency measurement Totalize mode permits counting of individual
- Display Digits: 7 or More Digits
- Display Type: Digital
- Form Factor: Bench / Free-Standing
- Frequency Range: 3.50E9 Hz
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Supplier: REED-Direct
Description: ) SPECIFICATIONS: Range (Frequency): Channel A: 50 MHz to 2500MHz, Channel B: 10 MHz to 500 MHz, Channel C: 10 Hz to 10MHz Period: 10 Hz to 10 MHz Maximum Resolution: 0.1 Hz Sensitivity: Channel A, B, C: < 50 mV rms Input Impedance: Channel A & B: 50? typical, Channel C:
- Display Digits: 7 or More Digits
- Display Type: Digital
- Form Factor: Handheld
- Frequency Range: 5.00E7 to 2.50E9 Hz
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Supplier: Advantech
Description: ADAM-5081 is a 4-Channel High Speed Counter/Frequency Module, users can select either counter or frequency mode for data input. This high speed module can support a high input frequency from 5Hz to 1MHz. And it provide a noise filter function 1~65000µsec.
- Maximum Channels: 4 to 8
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Supplier: Anritsu Company
Description: The MF2400C series lineup is composed of three frequency counters: the MF2412C (20 GHz), the MF2413C (27 GHz), and the MF2414C (40 GHz). This series is ideal for evaluating mobile radio communications devices and circuits, and can also measure the carrier
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Supplier: Stanford Research Systems, Inc. (SRS)
Description: . · Rubidium atomic timebase · 2 GHz prescaler input · 11-digit frequency resolution (1 s) · 10 MHz Rb timebase output · Statistical analysis & Allan variance · GPIB and RS-232interfaces The SR625 FrequencyCounter
- Display Type: LED
- Functions: Frequency Counter
- Maximum Count Frequency: 50000 to 2.20E6 kHz
- Mounting: Stand-alone, Rack Mount
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Supplier: Allied Electronics, Inc.
Description: S664 — Frequency Counter Accepts Count Rates Up to 20 kHz (S664 — 35 kHz) English Programming Prompts, No Symbols Four Presets, Two Outputs Large, Tactile Buttons for Easy Programming Broad Scaling Range
- Digit Height: 0.5600 inches
- Display Type: LED
- Functions: Frequency Counter
- Maximum Count Frequency: 35 kHz
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Supplier: OMEGA Engineering, Inc.
Description: The DPF940000 Series counters are available as a standard counter or a batch counter. The standard counter is available with single or dual presets. The batch counter has a main process counter with dual presets and a secondary counter with a single
- Audible or Visual Alarms: Yes
- Direction: Up, Down, Bi-directional Counter
- Display Type: LCD
- Functions: Controller, Batch Counter
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Supplier: Stanford Research Systems, Inc. (SRS)
Description: Measurements The SR620 measures timeinterval, frequency, pulse-width, rise and fall time, period, phase and events.Time intervals are measured with 25 ps rms resolution, making the SR620 one ofthe highest resolution counters available. Frequency is measured from 0.001 Hzto
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Supplier: Nexperia B.V.
Description: The HEF4518B is a dual 4-bit internally synchronous BCD counter. The counter has two clock inputs (CP0 and CP1 ), buffered outputs from all four bit positions (O0 to O3) and an asynchronous master reset input (MR). The counter advances on either the LOW to HIGH transition
- Clock Frequency: 40 MHz
- Counter Category: Synchronous, Asynchronous (Ripple)
- Counter Type: BCD / Decade Counter
- ESD Protection: Yes
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Supplier: Spectrum Microwave
Description: Applications: Electronic Counter Measurers, Signal Intelligence, Radar Warning Receivers, Capture of Single RF Pulse Events, Identification of Frequency Agile Radar. Features: High Accuracy, High Resolution, Low Power, Short RF Pulse Capture, Pipeline Processor, High Data Rate, Small
- Form Factor: Module
- Frequency Range: 2000 to 18000 MHz
- Input VSWR: 2 :1
- Operating Temperature: -40 to 85 C
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Supplier: Trumeter Company, Inc.
Description: The 7016 comes ready for fitment & features flying leads for connection to remote contact closure input devices. Features Self powered for 3-4 years using a 1.5V button cell 4/6 digit 6mm character high contrast LCD display Low power CMOS circuitry to
- Digit Height: 0.2362 inches
- Direction: Up
- Display Type: LCD
- Functions: Count Totalizer
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Supplier: Advantech
Description: 1-ch TTL/RS-422 Encoder/Counter Module Overflow/underflow detection Latch counter value Reset counter value Set counter value Input filter Position compare output Reversion of A/B phase Input Frequency measurement (Pulse Input)
- Agency Approvals: Yes
- Direction: UP Only, UP / DOWN
- Number of Counters: 1
- Operating Humidity: 5 to 95 %
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Supplier: Accuris
Description: COUNTER-TIMER, ELECTRONIC, LOW FREQUENCY
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Supplier: Allied Electronics, Inc.
Description: 1/8 DIN panel meters feature the ability to change display color when the monitored data exceed a preset limit, providing operators with instant visual alert to changes in application status. Large, super-bright 5-digit 0.71" LED display can also be set to a constant red or green
- Digit Height: 0.3937 inches
- Display Type: LED
- Number of Digits (or Characters): 4
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Supplier: Pepperl+Fuchs SE
Description: 1-channel Input Ex ia Input for frequency, counter, direction of rotation Digital input max. 400 Hz Installation in suitable enclosures in Zone 1 or Zone 21 Positive or negative logic selectable Simulation mode for service operations (forcing) Line fault detection (LFD)
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Supplier: Pepperl+Fuchs SE
Description: 1-channel Input Ex ia Input for frequency, counter, direction of rotation Digital input max. 15 kHz Installation in suitable enclosures in Zone 1 or Zone 21 Positive or negative logic selectable Simulation mode for service operations (forcing) Line fault detection (LFD)
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Supplier: Pepperl+Fuchs SE
Description: 1-channel Inputs with plug-in Ex e terminals Input for frequency, counter, direction of rotation Digital input max. 15 kHz Installation in suitable enclosures in Zone 1 Positive or negative logic selectable Simulation mode for service
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Supplier: Pepperl+Fuchs SE
Description: 1-channel Input for frequency, counter, direction of rotation Installation in Zone 2 or safe area Digital input max. 15 kHz Positive or negative logic selectable Simulation mode for service operations (forcing) Line fault detection (LFD) Permanently self-monitoring Module can be
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Supplier: Advantech
Description: value; so that the APAX-5080 can be configured to send an alarm message when certain criteria are met. Supports multiple operating modes: (1) Up mode (2) Up/Down mode (3) Pulse/Direction mode (4) A/B Phase mode (5) Frequency mode 4 or 8 counter channels depends on operating
- Direction: UP Only, UP / DOWN
- Number of Counters: 4
- Operating Humidity: 5 to 95 %
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Supplier: Transcat, Inc.
Description: Product Highlights B&K Precision's model 2121C is a dual trace oscilloscope with a built in 50MHz Frequency Counter that offers high performance at a low price. Most competitor's entry level oscilloscopes have a 20 MHz bandwidth, while B&K Precision's models 2121C has a bandwidth
- Bandwidth: 30 MHz
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Supplier: OMEGA Engineering, Inc.
Description: logic inputs of a PLC for applications requiring additional analog inputs. The DRP-8600 modules output a square wave up 500 Hz with a 50-50 duty cycle, allowing the PLC to count the frequency producing better than 8- bit resolution, 1 part in 500. The DRP-8600 module has an isolated
- Form Factor: DIN Rail
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Supplier: Nexperia B.V.
Description: -quinary configuration. If master reset inputs (1MR and 2MR) are used to simultaneously clear all 8 bits of the counter, a number of counting configurations are possible within one package. The separate clocks (nCP0 and nCP1) of each section allow ripple counter or
- Clock Frequency: 55 MHz
- Counter Category: Asynchronous (Ripple)
- ESD Protection: Yes
- IC Package Type: Other
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Supplier: Nexperia B.V.
Description: -quinary configuration. If master reset inputs (1MR and 2MR) are used to simultaneously clear all 8 bits of the counter, a number of counting configurations are possible within one package. The separate clocks (nCP0 and nCP1) of each section allow ripple counter or
- Clock Frequency: 60 MHz
- Counter Category: Asynchronous (Ripple)
- ESD Protection: Yes
- IC Package Type: Other
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Supplier: Nexperia B.V.
Description: -002 class C3 exceeds 1000 V Applications Control counters Timers Frequency dividers Time-delay circuits
- Clock Frequency: 99 MHz
- Counter Category: Asynchronous (Ripple)
- ESD Protection: Yes
- IC Package Type: Other
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Supplier: ACCES I/O Products, Inc.
Description: Features High-Speed USB 2.0 device, USB 3.0 compatible Fifteen independent 16-bit counter/timers (5 x 82C54-10) Clock, gate and out signals from all 15 channels buffered and accessed via 1 connector PC/104 module size (3.550" by 3.775") and mounting
- Agency Approvals: Yes
- Application Software Included: Yes
- Bus Type: USB
- Connector Type: Other
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Supplier: Yaskawa America, Inc. - Motion Division
Description: Features Easy Web Insterface Every VIPA SLIO E/IP and Modbus TCP Fieldbus module has a web interface for displaying diagnostic information and status of attached modules. A simple connection of your network allows remote access to your VIPA SLIO modules. High Speed Backpland Bus Achieve reaction
- Functions: Frequency Counter, Pulse Counter
- Maximum Count Frequency: 600 kHz
- Mounting: Other
- Number Input Channels: 2
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Supplier: Win Source Electronics
Description: Manufacturer: Texas Instruments Storage Condition: Dry storage cabinet & Humidity protection package Win Source Part Number: 1051625-CD74HC4060PW TG4 Packaging: Tape & Reel (TR) Mounting: SMD (SMT) Frequency: 35 MHz Number of Elements: 1 Number of Bits
- IC Package Type: SOP, SSOP, TSSOP, Other
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Supplier: Win Source Electronics
Description: Elements: 1 Number of Bits per Element: 4 Sync/Async: Synchronous Number of Bits: 4 Direction: Unidirectional Reset: Asynchronous Number of Pins: 16 Propagation Delay: 275 ns Categories: Logic - Counters,Dividers Case / Package: SOP Popularity: Low Fake
- IC Package Type: SOP, Other
- Supply Voltage: Other
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An Ultra-Stable Referenced Interrogation System in the Deep Ultraviolet
for a Mercury Optical Lattice Clock
1 GHz Frequency counter / FFT analyzer .
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Frequency Counters
1 GHz Frequency Counter - This simple counter is useful for frequency measurements of various wireless equipments, especially transmitters, receivers and signal generators in VHF/UHF band. . .
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A simple rubidium-stabilised laser diode for interferometric applications
The RF beat was measured using a Telefunken BPW 28 fast photodiode, an Avantek RF amplifier (0.7 to 2.5 GHz band- width) and a Philips 1 GHz frequency counter .
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Integrated external cavity laser composed of spot-size converted LD and UV written grating in silica waveguide on Si
The oscillation frequency was measured with a Michelson inter- ferometer frequency counter with < 1GHz error, and found to be very stable.
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Absolute frequency measurements for hyperfine structure determination of the R(26) 62-0 transition at 501.7 nm in molecular iodine
A local oscillator locked to a 1 GHz reference drives the frequency counter and the repetition rate of the femtosecond laser.
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Calibration of signal generators
A typical signal generator will have a frequency coverage of a few tensof kilohertz to over 1GHz and therefore the frequency counter has to have sufildent range to accommodate thiscoverage.
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Building fault-tolerant hardware clocks from COTS components
For example, even if the oscillator has a frequency of 1GHz , the counter will not wrap around for at least 583 years.
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Radar ECCMs new area: anti-stealth and anti-ARM
At present, the largest missile diameter of American and European ARM is 40 cm, so it is difficult to counter radar below frequency band 1 GHz .
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A high resolution temperature detection circuit
In order to calculate output frequency, we design a 1GHz frequency oscillator and a frequency counter .
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Proceedings of International Conference on VLSI, Communication, Advanced Devices, Signals & Systems and Networking (VCASAN-2013)
For operating system clock frequency of 1 GHz , the coarse counter is clocked with pulses of 256 ps duration and its final value corresponds to coarse time interval measurement.