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SPR-4

SPR-4; Drake, R.L. (ID = 256590) Amateur-R
 
SPR-4; Drake, R.L. (ID = 256591) Amateur-R
 
SPR-4; Drake, R.L. (ID = 256592) Amateur-R
 
SPR-4; Drake, R.L. (ID = 256593) Amateur-R
 
SPR-4; Drake, R.L. (ID = 256589) Amateur-R
 
SPR-4; Drake, R.L. (ID = 460458) Amateur-R
SPR-4; Drake, R.L. (ID = 314950) Amateur-R SPR-4; Drake, R.L. (ID = 72713) Amateur-R
SPR-4; Drake, R.L. (ID = 314953) Amateur-R SPR-4; Drake, R.L. (ID = 256594) Amateur-R
SPR-4; Drake, R.L. (ID = 256595) Amateur-R SPR-4; Drake, R.L. (ID = 256596) Amateur-R
SPR-4; Drake, R.L. (ID = 314951) Amateur-R SPR-4; Drake, R.L. (ID = 737938) Amateur-R
SPR-4; Drake, R.L. (ID = 1729214) Amateur-R SPR-4; Drake, R.L. (ID = 1729215) Amateur-R
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SPR-4; Drake, R.L. (ID = 314950) Amateur-R
Drake, R.L.: SPR-4 [Amateur-R] ID = 314950 933x649
Select picture or schematic to display from thumbnails on the right and click for download.
For model SPR-4, Drake, R.L. Miamisburg, Ohio
 
Country:  United States of America (USA)
Manufacturer / Brand:  Drake, R.L. Miamisburg, Ohio
Year: 1969 ? Type: Amateur-Receiver
Semiconductors (the count is only for transistors) 28:
Principle Superhet, double/triple conversion; ZF/IF 5645/50 kHz
Wave bands Broadcast, Long Wave and more than two Short Wave bands.
Details
Power type and voltage Alternating Current supply (AC) / 120/220 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out 3 W (unknown quality)
from Radiomuseum.org Model: SPR-4 - Drake, R.L. Miamisburg, Ohio
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 10.75 x 5.5 x 12.25 inch / 273 x 140 x 311 mm
Notes

Double conversion, AM/CW/LSB/USB, preselector, notch filter.
Continuous coverage with optional FS-4 frequency synthesizer.

Accessories, internal:

1. SCC-4 Crystal Calibrator

2. 5-NB Noise Blanker

3. RY-4 Radio Teletype Adaptor

4. TA-4 Transceive Adaptor

Frequency Coverage:

Crystal tuned, each tuning a 500 kHz band. Factory supplied with 10 crystals, covering most broadcast bands. Adding optional 13 crystals provides 150 kHz - 30 MHz coverage.

Net weight (2.2 lb = 1 kg) 8.2 kg / 18 lb 1 oz (18.062 lb)
Price in first year of sale 2,280.00 DM
Collectors' prices  
Source of data Shortwave Receivers - Past & Present; Fred Osterman, N8EKU

Model page created by Martin Bösch. See "Data change" for further contributors.



All listed radios etc. from Drake, R.L. Miamisburg, Ohio
Here you find 149 models, 88 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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