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CR77 Receiver

For AirLine 77

The CR77 True Diversity receiver offers reliable performance with up to 300' (90m) of wireless operation. Its half-rack chassis is light enough to toss in your pocket, or it can be permanently installed with a rackmount kit (sold separately). The rear panel features balanced XLR and unbalanced 1/4" outputs for flexible connectivity.

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Features / Specs

CR77 Receiver

  • True Diversity design minimizes dropouts
  • Mountable half-rack chassis
  • 1/4-wave antennas
  • Multi-segment audio and RF level LED meters
  • Volume and squelch controls
  • Balanced XLR output, unbalanced 1/4" output
  • Mic/Line level output switch


Oscillation Type PLL
Antennas 1/4 Wavelength Rod
Indicators Receiver A/B (Green), Power On (Red), AF Level (6 segment), RF Level (6 segment)
Level Control Audio Level Volume, Squelch Level Control
Operating Temperature 0° C / 50° C
Operating Voltage 12 Volts ±10%
Current Consumption 160 mA (all LED lights illuminated)
Sensitivity 18 dBm (@ THD 2%)
Squelch Sensitivity 0 - 40 dBm (Adjustable)
T.H.D. (Overall) 1% Max (@AF 1 kHz, RF 46 dBu)
S/N Ratio (Overall) 90 dB (w/IHF-A Filter)
Residual Noise 90 dBv (w/IHF-A Filter)
AF Frequency Response 50 Hz – 15 kHz (±3 dB overall)
Audio Output Level Unbalanced: 0 dBv; Balanced: -20 dBm (Line), -40 dBm (Mic)
Audio Output Impedance Unbalanced: 5 kΩ; Balanced: 600 Ω

Warning CALIFORNIA PROPOSITION 65 WARNING: Cancer and Reproductive Harm -

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