- Country
- Germany
- Manufacturer / Brand
- Beyer; Berlin, später Beyerdynamic; Heilbronn
- Year
- 1975
- Category
- Microphone or Pick-up element
- Radiomuseum.org ID
- 111691
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: M81LM - Beyer; Berlin, später
- Dimensions (WHD)
- 32 x 32 x 131 mm / 1.3 x 1.3 x 5.2 inch
- Notes
- Dynamisches Tauchspulenmikrofon, Nierencharakteristik, stabiles Zink-Druckgussgehäuse, Übertragungsbereich 50···16000 Hz, Innenwiderstand 500 Ohm; Empfindlichkeit: 2,3 mV/Pa.
Zwei Mikrofone M81 = Dynamische Stereo-Mikro-Kombination M818LM.
- Net weight (2.2 lb = 1 kg)
- 0.3 kg / 0 lb 10.6 oz (0.661 lb)
- Price in first year of sale
- 115.00 DM
- Source of data
- Handbuch VDRG 1977/1978
- Mentioned in
- Handbuch VDRG 1975/1976 (und 1976/77)
- Author
- Model page created by Willi Ribbe. See "Data change" for further contributors.
- Other Models
-
Here you find 151 models, 143 with images and 57 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Beyer; Berlin, später Beyerdynamic; Heilbronn