• Country
• Great Britain (UK)

• Manufacturer / Brand
• Philips Electrical, Lamps, Industrial - Miniwatt; London

• Year
• 1927 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 238382

• Number of Tubes
• 3

• Valves / Tubes
• PM14 PM4DX PM24

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 4 & 150 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Various materials

• from Radiomuseum.org
• Model: 2502 - Philips Electrical, Lamps,

• Dimensions (WHD)
• 310 x 180 x 140 mm / 12.2 x 7.1 x 5.5 inch

• Notes

• Negative grid bias battery type 2505.

• Price in first year of sale
• 12.40 UKP

• Mentioned in
• Philips Dealers Handbook 1930-1931

• Author
• Model page created by Gidi Verheijen. See "Data change" for further contributors.

• Other Models

• Here you find 426 models, 302 with images and 285 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips Electrical, Lamps, Industrial - Miniwatt; London