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Mobile UHF Transceiver
Headless HF/VHF/UHF Scanner / receiver
Mobile VHF Transceiver

General

HAM bands 70cm  ? 2m 
Freq. stability ? ±1 p.p.m. (0 - 50 °C) ± 15 p.p.m.
Tuning steps ? 10 Hz increments between 100 Hz and 100 kHz ?

Receiver

RX-range 430-440 MHz 25 MHz - 3 GHz 144-148 MHz
Modulations All mode   AM   S-FM   N-FM   W-FM   FM  
Sensitivity SSB/CW: Better than 0.11 µV (10 dB S+N/N)
FM: Better than 0.18 µV (12 dB SINAD)
25-225 MHz
N-FM: 0.35 µV (12 dB SINAD)
AM: 0.6 µV (10 dB S/N)
N-FM: 2.0 µV (12 dB SINAD)
**225-1700 MHz
N-FM: 0.35 µV (12 dB SINAD)
AM: 0.8 µV (10 dB S/N)
N-FM: 2.0 µV (12 dB SINAD)
1.7-2.7 GHz
N-FM: 0.6 µV (12 dB SINAD)
2.7-3.0GHz
N-FM: 1.5 µV (12 dB SINAD)
< 0.25 µV (12 dB SINAD)
Selectivity SSB/CW: 2.2 kHz (-6 dB), 4.8 kHz (-60 dB)
FM: 12 kHz (-6 dB), 24 kHz (-60 dB)
N-FM +/-10 kHz 60 dB
AM/S-FM +/-6 kHz 60 dB
W-FM +/-180 kHz 60 dB
12 kHz (-6 dB)
24 kHz (-60 dB)
Filters ? 6 kHz, 15 kHz, 300 kHz ?
Receiver system ? ? Double conversion superheterodyne
IF-freqs. ? 1st: 255.3 / 744.3 MHz
2nd: 10.7 MHz
3rd: 455 kHz
1st: 10.695 MHz
2nd: 455 kHz
Image rejection Better than 60 dB ? ?
Audio output ? 2W (8 Ohm) max.@ 10% distortion (no internal speaker!) > 1.5 W across 8 ohm with 5% distortion

Transmitter

TX-range 430-440 MHz - 144-148 MHz
Modulations All mode   - FM  
RF-output High: 25 W, Low: 5 W ? 5-70 W

Connections

Antenna N-type BNC SO-239
Impedance 50 Ω 50Ω 50Ω
Other - - -

Electrical

Power req. 11-16V DC 12 - 16V DC 13.8 V DC
Current RX Max 1 A 500 mA 600 mA
TX Max 7.5 A - 16 A

Physical

Manufactured Between 1987 and 19xx Between 2006 and 20xx in Japan Between 198x and 198x
Dimensions 180 × 60 × 215 mm
(7.09 × 2.36 × 8.46 in)
203 × 30 × 228 mm
(7.99 × 1.18 × 8.98 in)
180 × 60 × 250 mm
(7.09 × 2.36 × 9.84 in)
Weight 2.50 kg (5.5 lbs) 1.80 kg (4.0 lbs) 2.35 kg (5.2 lbs)
Form factor Mobile Headless Mobile

Other features

Memories 10 channels in 1 bank(s) 1000 channels in 10 bank(s) @ 25 channels/second ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? RS-232 and USB computer interface (19200 bps)
10.7 MHz IF OUT
DCL
Accessories ? ? ?
MPN KENWOOD-TR-000851E AOR-SR-002200 KENWOOD-TM-002570A