67TK-863GSPECIFICATIONSGENERALFrequency Range ................................ 450 to 490MHzNumber of Systems ........................... Maximum 32 systemsNumber of Groups .............................. Maximum 250 groupsChannel Spacing ................................. Wide : 25kHz Narrow : 12.5kHzPLL Channel Stepping ........................ 5, 6.25kHzOperating Voltage ............................... 13.6V DC ± 15%Current Drain ...................................... Less than 0.4A on standbyLess than 1.0A on receiveLess than 8.0A on transmitOperating Temperature Range ........... –30°C to +60°C (–22°F to +140°F)Dimensions & Weight ........................ 140 (5-33/64) W x 40 (1-37/64) H x 145 (5-45/64) D mm (inch), 940g (2.07 lbs)Channel Frequency Spread ................ 40MHzRECEIVER (Measurements made per EIA standard EIA/TIA-204-D)Sensitivity (12dB SINAD) .................... Wide : 0.28μV Narrow : 0.35μVSelectivity ........................................... Wide : 80dB Narrow : 65dBIntermodulation ................................... Wide : 75dB Narrow : 63dBSpurious Responce ............................. 85dBAudio Power Output ........................... 4.0WFrequency Stability ............................. ± 2.5ppmTRANSMITTER (Measurements made per EIA standard EIA-152-C)RF Power Output ................................ 25WSpurious and Harmonics ..................... 65dBModulation .......................................... Wide : 16K0F3E Narrow : 11K0F3EFM Noise ............................................ Wide : 50dB Narrow : 45dBAudio Distortion .................................. Less than 3%Frequency Stability ............................. ± 2.5ppm