TK-318047GENERALFrequency range ....................................... K,K3 : 450~520MHz K2,K4 : 400~470MHzNumber of channels .................................. Zone : Max. 128 per radio Ch/GID : Max. 250 per zone(Max. 512 [Conv. Ch’s + GID’s] total per radio)Channel spacing ........................................ Wide : 25kHz Narrow : 12.5kHzBattery voltage .......................................... 7.5V DC ± 20%Battery life (5-5-90 duty cycle, during hi-power)KNB-31A (1700mAh) ............................. Approx. 9 hoursKNB-32N (2500mAh) ............................. Approx. 14 hoursKNB-33L (1700mAh) .............................. Approx. 10 hoursOperating temperature range .................... –22°F~+140°F (–30°C~+60°C)Frequency stability .................................... ± 0.00025% (–22°F~+140°F)Antenna impedance .................................. 50ΩChannel frequency spread ........................ 70MHzDimensions (W x H x D) ............................ 2-5/16 x 5-6/16 x 1-5/16 in. (58 x 136 x 33 mm) with KNB-33L battery(Projections not included) 2-5/16 x 5-6/16 x 1-9/16 in. (58 x 136 x 39.5 mm) with KNB-31A or 32N batteryWeight (net) .............................................. 14.1 oz. (400 g) with battery (KNB-33L), antenna (KRA-23) and beltclip (KBH-11)RECEIVER (Measurements made per EIA/TIA-603)Sensitivity (12dB SINAD) ........................... Wide : 0.25μV Narrow : 0.28μVSelectivity .................................................. Wide : 70dB Narrow : 63dBIntermodulation distortion ......................... W/N : 70dB (± 50, 100kHz)Spurious response .................................... 70dBAudio output (8Ω impedance) ................... 500mW with less than 3% distortionTRANSMITTER (Measurements made per EIA/TIA-603)RF output power ....................................... HI : 5W LO : 1WSpurious response .................................... 70dBType of emission ....................................... Wide : 16K0F3E Narrow : 11K0F3EFM hum & noise ....................................... Wide : 45dB Narrow : 40dBAudio distortion ......................................... W/N : 3%SPECIFICATIONS