• Country
• Netherlands

• Manufacturer / Brand
• Amroh NV (Radio Bulletin monthly), Muiden

• Year
• 1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 282294

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 471 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) / 127; 220 Volt

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

• Power out
• 4.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Pin-up Super Ratio - Amroh NV Radio Bulletin

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 320 x 130 x 60 mm / 12.6 x 5.1 x 2.4 inch

• Notes

• Pin-up Super Ratio is equipped with Minicore tuning unit 736 with the following 3 wave bands:

  LW	895 - 2175 m	138 - 335 kHz
  MW	175 - 575 m	510 - 1700 kHz
  SW	16 - 51 m	5900 - 18600 kHz

   

   

   

  Major components:

  • Chassis type CH51
  • Tuning-condensor DC203
  • Tuning-scale TD101
  • Tuning-glass 4033.

  See also model Pin-up Super MK Ratio II.

• Mentioned in
• Radio Bulletin (February 1951)

• Author
• Model page created by Rob Majoor. See "Data change" for further contributors.

• Other Models

• Here you find 240 models, 208 with images and 231 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amroh NV (Radio Bulletin monthly), Muiden