- Great Britain (UK)
- Manufacturer / Brand
- Eddystone, Birmingham
- Commercial Receiver (may include amateur bands)
- Radiomuseum.org ID
- alternative name: Stratton & Co.Ltd.; Birmingham
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- Main principle
- Superhet with RF-stage; ZF/IF 450 kHz
- Wave bands
- Broadcast plus more than 2 Short Wave bands.
- Power type and voltage
- Alternating Current supply (AC) / 110, 200, 230 Volt
- - For headphones or amp.
- Metal case
- from Radiomuseum.org
- Model: 680X - Eddystone, Birmingham
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 426 x 222 x 381 mm / 16.8 x 8.7 x 15 inch
- Communications receiver covering 480 kHz - 30,5 MHz in five bands (480-1120 kHz, 1,11-2,5 MHz, 2,5-5,7 MHz, 5,3-12,5 MHz, 12,3 - 30,5 MHz), AM, CW (BFO).
S-Meter tuning indicator, Noise limiter, Crystal filter.
Successor of 680 featuring a broad linear analog dial, the crystal filter is included in 680 as in 680X models, in this case, the X-suffix does not stand for crystal filter.
Alternative tube layouts: 6BR7 can be substituted by 8D5, 8D3 instead of 6AM6, EL91 or 7D9 instead of 6AM5.
Matching 812 mounting feet, 811 diecast speaker, 688 black speaker.
- Net weight (2.2 lb = 1 kg)
- 21.3 kg / 46 lb 14.7 oz (46.916 lb)
- Price in first year of sale
- 106.00 GBP
- Source of data
- Shortwave Receivers - Past & Present (3rd ed.)
- Mentioned in
- Eddystone User Group: Quick Reference Guide
- Model page created by Martin Bösch. See "Data change" for further contributors.
- Other Models
Here you find 235 models, 89 with images and 33 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Eddystone, Birmingham