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Desktop HF/VHF Transmitter
Headless HF/VHF Scanner / receiver
Multiband SSB Transceiver

General

HAM bands 80m  40m  20m  15m  6m  10m  ? 80m  40m  20m  15m  10m 
Freq. stability ? 0.5 ppm (0 to 50 °C) 100 Hz after 30 minutes warm up
Tuning steps ? 0.001 kHz Continuous

Receiver

RX-range - 9 kHz - 49.995 MHz 80-10 m
Modulations - AM   AM-sync   N-FM   CW   USB   LSB   DSB   ISB   FSK   AM   CW   SSB   USB  
Sensitivity ? AM: -106 dBm (1.12 µV) @ 10 dB S+N/N, 30% modulation
SSB: -121 dBm (0.20 µV) @ 10 dB S+N/N, 2.1 kHz BW
CW: -127 dBm (0.10 µV) @ 10 dB S+N/N, 500 Hz BW
FM: -117 dBm (0.32 µV) @ 12 dB SINAD, 3 kHz deviation, 12 kHz BW, audio filter 300-3000 Hz, deemphasis -6dB/oct
?
Selectivity ? 1 Hz - 62.5 kHz (continuously variable in 1 Hz steps) 2.4 kHz @ -6 dB / 4.2 kHz @ -60 dB
Filters ? Cut-off frequency 1.8 MHz @ -3 dB Attenuation 60 dB min @ 0.5 MHz ?
Receiver system ? Direct-sampling, digitally down-converting software-defined receiver ?
IF-freqs. ? ? ?
Image rejection ? 100 dB 50 dB
Audio output ? ? 2 W @ 5% THD into 8 ohms

Transmitter

TX-range 10-80m / 6m / 2m - 80-10 m
Modulations AM   CW   - AM   CW   SSB   USB  
RF-output 50 W (input) ? 500 W PEP

Connections

Antenna Clamps / screws SMA SO-239
Impedance 50/500 Ω 50Ω 50-75Ω
Other - - -

Electrical

Power req. Mains 11-13V DC Mains
Current RX - 620 mA max ?
TX ? - 450 W

Physical

Manufactured Between 194x and 194x in USA Between 2010 and 20xx Between 1982 and 19xx in Brazil
Dimensions 203 × 305 × 203 mm
(7.99 × 12.01 × 7.99 in)
? 398 × 360 × 180 mm
(15.67 × 14.17 × 7.09 in)
Weight 8.20 kg (18.1 lbs) ? 12.50 kg (27.6 lbs)
Form factor Base Station Headless Base Station

Other features

Memories ? ? None
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? DSP
ADC: 16 bit, 100 MSPS
Number of memory channels limited by computer memory
USB 2.0 computer interface
Digital display
Accessories ? ? ?
MPN HARVEY-WELLS-TBS-000050C-(BANDMASTER-SENIOR) WINRADIO-WR-G000033DDC-'EXCALIBUR-PRO' DELTA-DBR-000550-II