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Desktop Shortwave receiver
Desktop VHF receiver
HF Receiver

General

HAM bands ? 2m  ?
Freq. stability ? Drift less than 0.003 of 1% per °C and less than 0.003 of 1% for a 5% mains voltage change ?
Tuning steps ? ? ?

Receiver

RX-range 0.15-24 MHz in 5 bands 19-165 MHz in 6 bands 0.5-30.5 MHz in 30 bands
Modulations AM   AM   FM   W-FM   CW   AM   CW   SSB   FSK  
Sensitivity ? Better than 5 µV (S/N 15 dB) ?
Selectivity ? AM/CW: 50 kHz @ -40 dB
N-FM: 80 kHz @ -40 dB
W-FM: 175 kHz @ -40 dB
?
Filters ? ? ?
Receiver system Single conversion, 5 tubes Single conversion superheterodyne Double conversion superheterodyne
IF-freqs. ? 5.2 MHz ?
Image rejection ? ? ?
Audio output ? 2.5 W ?

Transmitter

TX-range - - -
Modulations - - -
RF-output ? ? ?

Connections

Antenna - - Clamps / screws
Impedance ? 72Ω 50Ω
Other - - -

Electrical

Power req. Mains Mains (110 / 200-240 V AC) Mains
Current RX ? 90 VA Max 100 W
TX - - -

Physical

Manufactured Between 1962 and 1963 in Great Britain Between 1963 and 196x in Great Britain Between 1964 and 196x in Great Britain
Dimensions 279 × 162 × 208 mm
(10.98 × 6.38 × 8.19 in)
425 × 222 × 346 mm
(16.73 × 8.74 × 13.62 in)
483 × 222 × 400 mm
(19.02 × 8.74 × 15.75 in)
Weight 5.20 kg (11.5 lbs) 23.60 kg (52.1 lbs) 40.00 kg (88.3 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN EDDYSTONE-000870A EDDYSTONE-000770R-MK.-II EDDYSTONE-000880/3