General Frequency Range RX, TX.............................................................................. K : 450 to 470MHz Channel Spacing .............................................................. 12.5kHz (PLL channel stepping 6.25kHz) Battery Voltage................................................................. DC 7.5V ±20% Battery Life ....................................................................... More than 8 hours at 5-5-90 duty cycle with KNB-16A battery More than 10 hours at 5-5-90 duty cycle with KNB-17A battery Temprature Range ........................................................... –30°C to +60°C (-22°F to + 140°F) Dimension and Weight With KNB-16A (1100mAh battery) ................................ 5.33” (135mm) H x 2.29” (58mm) W x 1.34” (34mm) D 1.01lbs (460g) (Dimensions not including protrusions, weight includes antenna and belt hook) Receiver (Measurements made per TIA/EIA-603) RF Input Impedance......................................................... 50W Sensitivity 12dB SINAD .................................................................. 0.28mV Selectivity ......................................................................... 62dB Intermodulation ................................................................ 62dB Spurious (Except for IF 1/2) ............................................. 70dB Frequency Stability ........................................................... ±0.00025% (-30°C to +60°C) Channel Spread ............................................................... 20MHz : K Audio Power Output ......................................................... 500mW at 16W less than 5% distortion Transmitter (Measurements made per TIA/EIA-603) RF Power Output Hi ...................................................................................4W Low ................................................................................1W RF Output Impedance ...................................................... 50W Spurious ........................................................................... -70dB Modulation........................................................................ 11K0F3E, 10K5F2D FM Noise .......................................................................... -40dB Audio Distortion ................................................................ Less than 3% Frequency Stability ........................................................... ±0.00025% (-30°C to +60°C) Channel Spread ............................................................... 20MHz : K