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  • New CMOS logarithmic A/D converters employing pipeline and algorithmic architectures
    DNL of the pipeline logarithmic converter of Fig. 4for 7 bits resolution, 0.1 % precision on the attenuator coefficients and 60 dB gain comparators. .... By making D = 1 in (l),the least significant bit ( LSB ) in the above type of converter…
  • RT7000 HF transceiver family
    GENERAL Modes: USB, LSB , CW, AME; simplex or half-duplex Frequency range: 1.6-30 MHz (TX); 100 Hz to … front panel or remotely via computer or dedicated remote control console Frequency stability: 0.5 PPM; 0.1 PPM optional Input power .... RECEIVER Sensitivity: -113 dBm @ 10 dB SINAD Attenuator : +20 dB, operator selectable Audio: 5 W into 4 {Omega}; 0 dBm into 600 {Omega} .
  • Low-Noise Cooled Planar Schottky Diode Receivers for Ground-Based Spectral Ozone Measurements at 142 GHz
    …of the mixer conversion loss in the upper (signal) and lower (image) sidebands, named USB and LSB . .... In this cases only a half of the LO power passes through the diplexer, and the 3- dB power loss is compensated by an attenuator at the carcinotron output. .... Values of signal loss in the diplexer Ld measured for optimal tuning were within 0.1 -0.6 dB for the 123-166 GHz range.
  • Page 95. Semiconductor parts with 000 in root number
    Attenuator , Digital, 5-Bit 0.1 - 20.0 GHz. .... 50-2500 MHz digital attenuaror, 5-bit, 15.5 dB . .... 800-2500 MHz digital attenuaror, 5-bit, 31 dB, 1 dB LSB .
  • High-Speed, Fully Differential, Programmable-Gain Amplifier
    A 0.1 -μF capacitor is expected on VMID1 for adequate bypassing. .... The input attenuator is controlled via the three most significant bits (MSBs) of the gain control. .... Refer to Table 1 for the step size of each of these three LSBs . .... Gain Bits and Corresponding Gain Step Sizes (in dB ) .
  • A 22 mA 3.7 dB NF direct conversion receiver for 3G WCDMA
    The second transconduc- tor with an adjustable gm, A2, is based on a variable attenuator with 3 dB steps. .... In the measurements, the largest clock spurious is <20mV at the output, causing < 0.1 dB degradation in the 3.7dB total NF. .... ADCs achieve a DNL and INL of 0.27 LSB and 0.18LSB, respectively.
  • V-Band High Data-Rate I/Q Modulator and Demodulator With a Power-Locked Loop LO Source in 0.15-μm GaAs pHEMT Technology
    The layout must be symmetric for similar sub-circuit performances, except the attenuator and phase shifter to .... In Fig. 14, the LSB is the desired signal, and the USB is the image signal. .... The measured SSR is 45 dBc, which indicates that the amplitude imbalance is controlled below 0.1 dB , and the phase imbalance is within 1 [33].
  • Molecular Spectroscopy With a Compact 557-GHz Heterodyne Receiver
    It is followed by another amplifier (model Miteq AFS4-00100600 13 10-P-4, bandwidth 0.1 –6.0 GHz, gain 35. .... 1.2 dB ). .... GHz and the lower side band ( LSB ) at GHz will overlap with signals in the second Nyquist … to reduce standing waves and adjust the input power into the dFFTS two attenuators ( 3 and 6…
  • Techniques of ground-based remote sensing of the ozone layer by millimeter-wave heterodyne spectroscopy
    Additional 3- dB loss of the LO power in SSB operation modes was compensated by an attenuator at the carcinotron output. .... For cooled cables, the losses were assumed as 0.1 and 0.2 dB for IF of 1 .5 and 3 .7 GHz instead of 0.2 and 0.3 dB values measured at room temperature. .... Namely, B is equal to D, U and L for the DSB, USB and LSB operation.
  • High-speed charge-to-time converter ASIC for the Super-Kamiokande detector
    …and charge/timing resolution, we used a calibrated programmable charge source (9.2 fC/ LSB , 16-bit dynamic .... To create small signals (<1 pC, ∼1 mV pulse height) with good signal-to-noise ratio and linearity, we inserted a high-precision wide-band 20- dB attenuator into the signal line. .... 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 .