Delta DBR-500 Multiband SSB Transceiver | 400 W

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Components used in the Delta DBR-500:
7 x-tals, 1 xtal filter, 35 transistors, 6 FETs, 3 tubes (2 × 6KD6 for output, 1 × 10BQ5 as driver)

Frequency range

RX-range
80-10 m
TX-range
80-10 m
HAM bands
-
Stability
100 Hz in 30 minutes (after 15 minute warm-up)
Tuning steps
-
Filters
-

Receiver

Modulations
AM   SSB   USB  
Sensitivity
0.5 µV @ 10 dB S/N (SSB)
Selectivity
2.4 kHz @ -6 dB
4.2 kHz @ -60 dB
Receiver system
-
IF-frequencies
-
Image rejection
50 dB
Audio output
2 W

Transmitter

Modulations
AM   SSB   USB  
RF-Output
SSB: 500 W, CW: 400 W, AM: 100 W

Connections

Antenna
SO-239
Impedance
50-75Ω

Electrical

Power requirements
Mains
Current drain RX
-
TX
-

Physical

Dimensions (w×h×d)
355 × 130 × 365 mm (13.98 × 5.12 × 14.37 in)
Weight
12.50 kg (27.6 lbs) Power supply: 8.5 kg
Form factor
Base Station
Manufactured
Between 1975 and 19xx in Brazil
MPN

Other features

Memories
-
Usage
Amateur / Ham radio operators
Features + options
-
Accessories
-

Manuals, diagrams and brochures

Delta 500 Circuit diagram submitted by RigReference
 
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