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Desktop Shortwave Transmitter
Desktop HF/VHF/UHF Scanner / receiver
Base Station Amateur HF Receiver

General

HAM bands 80m  40m  20m  15m  10m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  2m  1.25m  70cm  33cm  23cm  10m  4m  2000m  13cm  9cm  6cm  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC) 
Freq. stability less than 500 Hz variation ? ?
Tuning steps Continuous 1 / 10 / 50 / 100 / 500Hz / 1 / 5 / 6.25 / 9 / 10 / 12.5 / 20 / 25 / 30 / 50 / 100 / 500 kHz Continuous

Receiver

RX-range - 9 kHz - 6000 MHz 545 kHz - 20 MHz with plug-in coils
Modulations - AM   AM-sync   FM   N-FM   W-FM   CW   USB   LSB   DV   TV   AM  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? Triple-conversion superheterodyne (Zero-IF) DSP from IF to LF Single conversion superheterodyne
IF-freqs. ? ? 465 kHz
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 80-10 m
3.5-4 / 7-7.5 / 14-14.5 / 21-21.5 / 28-29 / 29-30 MHz
- -
Modulations AM   CW   - -
RF-output 50 W ? ?

Connections

Antenna SO-239 SO-239 + N-type Clamps / screws
Impedance 40-1000Ω 50Ω ?
Other - - -

Electrical

Power req. Mains (110 / 125 / 140 / 160 / 220 / 280 V AC, 50-60 Hz) 13.8 V DC Mains
Current RX - ? ?
TX 195 VA max - -

Physical

Manufactured Between 1964 and 1966 in Italy Between 2017 and 201x in Japan Between 1931 and 1932 in USA
Dimensions 520 × 260 × 250 mm
(20.47 × 10.24 × 9.84 in)
420 × 130 × 308 mm
(16.54 × 5.12 × 12.13 in)
?
Weight ? 7.70 kg (17.0 lbs) ?
Form factor Base Station Base Station Base Station

Other features

Memories None ? None
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? Software defined receiver USB 2.0
Waterfall and spectrum display
6" TFT
TV reception (PAL, SECAN, NTSC)
I/Q stand alone recording and playback
10 Digital modes : TETRA,P25(Phase 1+2),DMR, Mototrbo,dPMR,NXDN,D-CR,D-STAR,Alinco,Yaesu.
Automatic detection of digital modes during scan and search.
Up to 2MHz wide digital I/Q output
?
Accessories ? ? ?
MPN GELOSO-G000004/223 AOR-AR-ALPHA-II HAMMARLUND-COMET