AM/FM Tuner MR 74

McIntosh Audio Company; Binghamton, NY

Data
Forum
Pictures
Collections

  • Year
  • 1972–1979
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 207945

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

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • 6HU6
  • Number of Transistors
  • 22
  • Semiconductors
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • Alternating Current supply (AC) / 120 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: AM/FM Tuner MR 74 - McIntosh Audio Company;
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 16 x 5.437 x 13 inch / 406 x 138 x 330 mm
  • Notes
  • The Mcintosh Tuner MR 74 uses two dual-gate Mos-Fets in the FM front end and two ICs in the FM IF amplifier. Switchable selectivity for FM and AM. Multipath indicator provided by an electron ray indicator tube.
  • Net weight (2.2 lb = 1 kg)
  • 25 lb (25 lb 0 oz) / 11.350 kg
  • Source of data
  • - - Manufacturers Literature
  • Mentioned in
  • -- Original-techn. papers.
  • Author
  • Model page created by Bernhard Nagel. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum