KY-197
FEATURES
  • 720 channel communications transceiver with a frequency of 118.000-135.975MHz
  • Flip-flop frequency switch to transfer between active and standby frequencies
  • 7 watts minimum power output
  • 14 volt operation only
  • Models available [E versions] with different receiver selectivity (see table below)
  • Models available with 9 memory channel frequencies preprogramming capablility (see table below)
  • Models available with remote transfer capablility of use and standby frequencies and the remote recall of channel frequency information (see table below)
  • Models available with standard or non-glare display lens (see table below)
  • Modifications available through factory service bulletins to extend frequency range and convert receiver selectivity
  • Same as KY-196 but KY-197 is 14 volt operation only and has lower output power
  • TSO'd
SPECIFICATIONS
Size: 6.25"W x 1.3"H x 10.50"L Weight: 3.2 lbs.
TSO Compliance (Transmitter): TSO C37b (DO-157, Class 3) TSO Compliance (Receiver): TSO C38b (DO-156, Class C & D (KY-196 models); TSO C38b (DO-156, Class A & B (KY-196E models); DO-160 Env. Cat./A1D1/A/KPS/XXXXXXZBAAA
Power Output: 7 Watts min. Duty Cycle: 1 minute on, 4 minutes off
Temperature Range: -20 to +55C Frequency Range: 118.00 to 135.975MHz in 25KHz increments
Modulation: 85% modulation with 90% limiting. Less than 15% distortion at 85% modulation Receiver Sensitivity: 2uV (hard) or less for 6dB S+N/N with 1KHz tone modulated 30%
Frequency Stability: 0.0015% to meet DO-156 Class C and D Sidetone Output: Adjustable up to 100mW into 500 ohm headphones
Harmonic Content: Greater than 60dB down from carrier Receiver Output: 100mW into 500 ohms minimum
Receiver Selectivity (KY-197): 6dB at +-8KHz minimum DO-156 Class C & D; 40dB at +-17KHz maximum, 60dB at +-22KHz maximum Receiver Selectivity (KY-197E): 6dB at +-15KHz minimum DO-156 Class A & B, 60dB at +-43KHz maximum
Squelch: Automatic with manual disable and carrier squelch override Spurious Responses: At least 80dB down
KY-197
Part Number VHF Communications Transceiver Description
064-1021-00 Basic model with non-glare display lens
064-1021-01 E version of -00 with different receiver selectivity as stated in above specs
064-1021-05 Basic model with non-glare lens and 9 memory channels
064-1021-10 With non-glare lens, 9 memory channels, remote frequency transfer
064-1021-11 E version of -10 with different receiver selectivity as stated in above specs
064-1021-20 Incorporates service bulletin 20 which upgrades -05 unit to 760 channels

PLEASE NOTE:
THE ABOVE LISTED PART NUMBERS REFLECT THE DIFFERENT UNITS ORIGINALLY AVAILABLE BY THE MANUFACTURER AND DO NOT NECESSARILY INDICATE OR REFLECT THE CURRENT AVAILBILITY OF THESE DIFFERENT UNITS BY SOUTHEAST AEROSPACE OR THE AFTERMARKET