55TK-88097SPECIFICATIONSGENERALFrequency Range ................................ E : 440 to 470MHzE3 : 406 to 432MHz (TX), 406 to 450MHz (RX)Number of Channels ........................... Maximum 250 channelsChannel Spacing ................................. Narrow : 12.5kHz Wide 4k : 20kHz (E-type only) Wide 5k : 25kHzInput Voltage ....................................... 13.2V DC negative groundCurrent Drain ...................................... 0.4A on standby1.0A on receive8A on transmitTemperature Range ............................ –30°C to +60°CFrequency Stability ............................. ± 2.5ppmDimensions & Weight ........................ 140 W x 40 H x 145 D mm, 0.94kgRECEIVER (Measurements made per ETS standard)RF Input Impedance ........................... 50ΩSensitivity (EIA 12dB SINAD) ............. Wide : 0.28μV Narrow : 0.35μVSelectivity ........................................... Wide : 70dB Narrow : 60dBIntermodulation ................................... 70dBSpurious and Image Rejection ............ 80dBAudio Power Output ........................... 4W at 4Ω less than 10% distortionChannel Frequency Spread ................ E : 30MHz E3 : 44MHzTRANSMITTER (Measurements made per ETS standard)RF Power Output ................................ 5 to 25WSpurious Emission .............................. ≤ 1GHz : Less than –36dBm > 1GHz : Less than –30dBmModulation Limitting ........................... Narrow : ± 2.5kHz Wide 4k : ± 4kHz Wide 5k : ± 5kHzFM Noise (EIA) .................................... Wide : 50dB Narrow : 45dBMicrophone Impedance ...................... 600ΩAudio Distortion .................................. Less than 3%Channel Frequency Spread ................ E : 30MHz E3 : 26MHz