Melody Maker 501 A.C. Loctal valves

Cossor, A.C.; London

Data

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Country
Great Britain (UK)

Manufacturer / Brand
Cossor, A.C.; London

Year
1950

Category
Broadcast Receiver - or past WW2 Tuner

Radiomuseum.org ID
74110

Picture
Schematics

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 76281) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)
Schalplan Cossor 500 ist gleich 501.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 75660) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 530103) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 530105) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 1001138) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 1001140) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (3)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 3030603) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 3030606) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 3030605) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 3030604) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 3030607) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664636) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 827245) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664631) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 827246) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664634) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 827247) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 75649) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (1)

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664633) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664635) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Melody Maker 501 A.C.; Cossor, A.C.; London (ID = 664638) Radio — Cossor, A.C.; London Melody Maker 501 A.C. (2)
Ebay AUS auction 120466604665 / adopted pic.

Click on the schematic thumbnail to request the schematic as a free document.

Technical Specifications

Number of Tubes
5

Valves / Tubes
7S7 7B7 7C6 7C5 or 6V6GT 7Y4

Main principle
Superheterodyne (common); ZF/IF 470 kHz; 2 AF stage(s)

Tuned circuits
6 AM circuit(s)

Wave bands
Broadcast, Long Wave and Short Wave.

Power type and voltage
Alternating Current supply (AC) / 200-215; 216-234; 235-255 Volt

Loudspeaker
Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm

Power out
2.5 W (unknown quality)

Material
Bakelite case

from Radiomuseum.org
Model: Melody Maker 501 A.C. [Loctal valves] - Cossor, A.C.; London

Shape
Tablemodel, low profile (big size).

Dimensions (WHD)
16.5 x 10.75 x 7.75 inch / 419 x 273 x 197 mm

Notes
There are also variants using Rimlock or Octal valves.

Literature/Schematics (1)
-- Original-techn. papers. (Trader Sheet 1133)

Author
Model page created by Karel De Reus †. See "Data change" for further contributors.

Other Models
Here you find 326 models, 250 with images and 194 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Cossor, A.C.; London

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

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