- Country
- Great Britain (UK)
- Manufacturer / Brand
- Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)
- Year
- 1967 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 180965
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Transistors
- 7
- Main principle
- Superheterodyne (common); ZF/IF 475 kHz; 3 AF stage(s)
- Tuned circuits
- 5 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Power type and voltage
- Dry Batteries / PP7: 9 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm
- Power out
- 0.3 W (unknown quality)
- from Radiomuseum.org
- Model: 4128 - Marconi Co. Marconiphone,
- Notes
-
This battery powered seven transistor radio has a grey plastic case with a convex front chrome metal grille with the dial above. On the top left hand rear corner a chrome telescopic aerial, next to that is the on/off/volume control knob, then in the middle towards the rear of the radio it has 4 push buttons for wavebands MW (209-565 metres), LUX (Bandspread 184-218 metres), LW (1120-2025 metres) and SW (17.6-51.0 metres) then on the far right it has the tuning knob. The set is powered by a PP7 9 volt battery that is located in the base. Sockets for car radio aerial and earphone.
- Source of data
- -- Schematic
- Literature/Schematics (1)
- Radio And Television Servicing books (R&TVS)
- Author
- Model page created by Keith Staines. See "Data change" for further contributors.
- Other Models
-
Here you find 502 models, 335 with images and 317 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)