RA-17

Racal Engineering / Instruments / Electronics Ltd., Bracknell

Data
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  • Year
  • 1954
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 97164

 Technical Specifications

  • Number of Tubes
  • 23
  • Main principle
  • Wadley-Loop principle (including dual superhet); ZF/IF 40000/2500 kHz
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 100-125 / 200-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.5 inch = 6.4 cm
  • Power out
  • 0.05 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: RA-17 - Racal Engineering /
  • Shape
  • Rack
  • Dimensions (WHD)
  • 482 x 267 x 510 mm / 19 x 10.5 x 20.1 inch
  • Notes
  • General coverage receiver 980 - 30000 kHz, AM, SSB (BFO).
    IF bandwidths 0,1 / 0,3 / 0,75 / 1,2 / 3 / 8 kHz (-6dB), linear analog readout 1 kHz. 100 kHz calibrator.
    First receiver using the "Wadley loop drift cancelling technique", development began 1955, prototypes produced 1956.
    Most tubes used more then once, rectifier tube changed from GZ33 to GZ34 from S/N 1460.
  • Net weight (2.2 lb = 1 kg)
  • 30.5 kg / 67 lb 2.9 oz (67.181 lb)
  • Source of data
  • -- Original-techn. papers.
  • Mentioned in
  • Racal Handbook, Rinus Jansen
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model is part of the collections of the following members.

Museums

The model can be seen in the following museums.

 Forum

Forum contributions about this model: Racal Engineering /: RA-17

Threads: 2 | Posts: 2

Here is the info to RA-17 presented in Bletchley Park. See Attachment.

Attachments

Heribert Jung, 24.Jul.08

Weitere Posts (1) zu diesem Thema.

Der Allwellenempfänger Racal RA17 wurde in zahlreichen verschiedenen Versionen gefertigt. Teils unterscheidet sich die Röhrenbestückung etwas, nähere Informationen sind zum Teil auf den einzelnen Modellblättern zu finden.

Röhrenpositionen / tube positions



Attachments

Martin Bösch, 11.May.06

Weitere Posts (1) zu diesem Thema.