Constant Impedance Audibility Meter Type 164
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General Radio: Constant Impedance Audibility Meter Type 164 [Equipment] ID = 2427426 1400x538
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1919 ? | Category: Service- or Lab Equipment |
| Wave bands | - without |
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| Details | |
| Power type and voltage | No Power needed |
| Loudspeaker | - For headphones or amp. |
| Power out | |
| from Radiomuseum.org | Model: Constant Impedance Audibility Meter Type 164 - General Radio Company; |
| Dimensions (WHD) | 7.19 x 7.19 x 4 inch / 183 x 183 x 102 mm |
| Notes | Audibility Meter for use with headphones of 2000 ohms, calibrated in audibility values from 1 to 2000.
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| Net weight (2.2 lb = 1 kg) | 3 lb (3 lb 0 oz) / 1.362 kg |
| Price in first year of sale | 36.00 $ |
| Mentioned in | Atlantic Radio Co. Bulletin 14 (1919) |
Model page created by Nikolaus Löwe. See "Data change" for further contributors.
All listed radios etc. from General Radio Company; Cambridge (MA)
Here you find 216 models, 197 with images and 84 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
