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Desktop Shortwave receiver
Desktop Shortwave receiver
VHF Transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  2000m  80m  60m  40m  20m  15m  10m  2m 
Freq. stability ± 20 Hz after 1 min below 13 MHz. ± 50 Hz after 1 min > 13 MHz. < 100 cps for 10% line fluctuation after warm up ?
Tuning steps 1 / 10 / 100 Hz, 1 / 5 / 9 / 10 / 100 kHz Continuous Continuous

Receiver

RX-range 0.09-30 MHz 10-80 m 144-146 MHz in four 500 kHz segments
Modulations AM   CW   USB   LSB   DSB   RTTY   FAX   AM   FM   CW   SSB   FM   CW   USB   LSB  
Sensitivity 2µV SSB 1.8-30 MHz (10 dB S+N/N) 0.5 µV (10 dB S/N) SSB/CW: 0.5 µV (10 dB S/N)
FM: -4 dBV (20 dB QS)
Selectivity 6.0 kHz
3.0 kHz
0.5 kHz
1.0 kHz [Optional]
0.3 kHz [Optional]
SSB: 2.1 kHz @ -6 dB, 2.5 kHz @ -60 kHz
AM: 4 kHz @ -6 dB, 7.5 kHz @ -25 kHz
AM: 2.1 kHz @ -6 dB, 2.5 kHz @ -25 kHz
CW: 5 kHz @ -6 dB, 2.5 kHz @ -60 kHz
SSB/CW: 2.4 kHz (-6 dB), 4.1 kHz (-60 dB)
FM: 15 kHz (-6 dB), 25 kHz (-60 dB)
Filters ? ? ?
Receiver system Up Conversion Dual Superheterodyne Single conversion superheterodyne Single (SSB/CW) / double (FM) conversion superheterodyne
IF-freqs. ? 455 kHz 1st: 10.7 MHz
2nd: 455 kHz
Image rejection > 70 dB > 50 dB 60 dB
Audio output 1 Watts at 8 Ohms 2 W 2 W at 10% distortion / 4 ohms

Transmitter

TX-range - - 144-146 MHz in four 500 kHz segments
Modulations - - FM   CW   USB   LSB  
RF-output ? - FM/CW: 10 W, SSB: 10 W PEP

Connections

Antenna SO-239 SO-239 SO-239
Impedance 50Ω 50/70Ω 50-75Ω
Other - - -

Electrical

Power req. 24 V DC or mains Mains 12-14.5 V DC or mains
Current RX 36 W 50 W 600 mA
TX - - 3 A max

Physical

Manufactured Between 19xx and 19xx in Japan Between 1965 and 196x Between 1974 and 197x in Japan
Dimensions 480 × 150 × 290 mm
(18.90 × 5.91 × 11.42 in)
380 × 180 × 330 mm
(14.96 × 7.09 × 12.99 in)
280 × 125 × 295 mm
(11.02 × 4.92 × 11.61 in)
Weight 7.50 kg (16.5 lbs) 12.00 kg (26.5 lbs) 8.50 kg (18.8 lbs)
Form factor Base Station Base Station Unknown

Other features

Memories ? None 4 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? - VOX
NB
100 kHz calibrator
Repeater tone burst 1300-3000 Hz adjustable
Accessories ? - -
MPN JRC-NRD-000301A SOMMERKAMP-FR-000100B SOMMERKAMP-FT-000220