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Handheld HF/VHF/UHF Scanner / receiver
Handheld VHF/UHF Transceiver
Desktop Transceiver

General

HAM bands 6m  ? 11m (CB) 
Freq. stability ? ? ?
Tuning steps ? 5 / 10 / 6.25 / 12.5 and 25 kHz Channelized

Receiver

RX-range 29-54 / 108-174 / 406-512 / 806-956 MHz 136-174 MHz (VHF version)
400-470 MHz (UHF Lo version)
450-512 MHz (UHF Hi version)
26.965-27.255 MHz
Modulations AM   FM   N-FM   W-FM   AM  
Sensitivity ? <0.2µV (12dB SINAD) 0.4 µV for 10 dB S/N
Selectivity ? 25 or 12.5 kHz 7 kHz @ -6 dB
21 kHz @ -60 dB
Filters ? ? ?
Receiver system Triple conversion superheterodyne ? Crystal controlled single conversion superheterodyne
IF-freqs. ? ? 455 kHz
Image rejection ? ? ?
Audio output 200 mW max ? 3 W

Transmitter

TX-range - 136-174 MHz (VHF version)
400-470 MHz (UHF Lo version)
450-512 MHz (UHF Hi version)
26.965-27.255 MHz
Modulations - N-FM   W-FM   AM  
RF-output ? Hi: 4 to 5W, Low: 0.5W 2.8 W

Connections

Antenna BNC SMA -
Impedance 50 Ω 50Ω 50Ω
Other - - -

Electrical

Power req. 4.8V DC 7.2V DC or internal Li-ion battery Mains
Current RX ? ? ?
TX - ? ?

Physical

Manufactured Between 1999 and 200x Between 200x and 20xx in China Between 195x and 196x in USA
Dimensions 64 × 165 × 45 mm
(2.52 × 6.50 × 1.77 in)
55 × 100 × 32 mm
(2.17 × 3.94 × 1.26 in)
143 × 178 × 290 mm
(5.63 × 7.01 × 11.42 in)
Weight 325 gr (11.5 oz) 230 gr (8.1 oz) including battery 5.40 kg (11.9 lbs)
Form factor Handheld Handheld Base Station

Other features

Memories 200 channels in 10 bank(s) @ 100 channels/second 16 channels in 1 bank(s) 10 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Citizen Band (27Mc)
Features Alert beep
Alpha-tags,
Attenuator
Autolight
CTCSS / DCS
Limit search
Rotary control
Turbo-search (300 chn/sec)
VFO search
CTCSS / DCS
DTMF/2 tone/MSK ANI
1750 Hz tone
PC programmable
Reverse frequency function (shift)
Scrambler
?
Accessories ? ? ?
MPN UNIDEN-BEARCAT-SC-000200 PUXING-PX-000728 E.F.-JOHNSON-MESSENGER-II