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Station Monitor
HF Variable Frequency Oscillator
500W SDR Transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m  160m  80m  40m  20m  15m  10m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m 
Freq. stability ? ? 0.001 p.p.m. with GNSS, 0.5 p.p.m. with internal TCXO
Tuning steps ? ? ?

Receiver

RX-range 1.8-54 MHz 160-10 m 30 kHz–54 MHz
Modulations All mode   All mode   AM   FM   CW   SSB   RTTY   Multiple (Software defined)  
Sensitivity 1/4" vertical deflection at 10 W (80-6m)
3/4" vertical deflection at 100 W (80-6m)
1/4" vertical deflection at 100 W (160m)
? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? SDR
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? -

Transmitter

TX-range ? ? 160-6m
Modulations All mode   All mode   -
RF-output ? ? 160-10m: 1–500W PEP, 125W AM, 6m: 1–200W PEP, 50W AM

Connections

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

Electrical

Power req. Mains ? 80-264 V AC
Current RX 22 W max - 35W
TX ? ? 675W

Physical

Manufactured Between 1985 and 198x in USA Between 19xx and 19xx in USA Between 2026 and 20xx in USA
Dimensions 286 × 111 × 308 mm
(11.26 × 4.37 × 12.13 in)
? 337 × 171 × 356 mm
(13.27 × 6.73 × 14.02 in)
Weight 4.80 kg (10.6 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 ? ? Remote Operation
Built-in SmartLink™ for use with PC, Mac, iPad®, iPhone®, or Maestro™
GNSS Receiver
Accessories ? ? ?
MPN HEATHKIT-HO-005404 HEATHKIT-VF-000001 FLEXRADIO-AURORA-AU-000520M