- Country
- United States of America (USA)
- Manufacturer / Brand
- Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)
- Year
- 1930 ??
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 239550
-
- alternative name: Jewell
Weston 689 ohmmeter front view
Weston 689 inside, 'D' cell removed
- Wave bands
- - without
- Power type and voltage
- Dry Batteries / 1,5 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Bakelite case
- from Radiomuseum.org
- Model: Ohmmeter 689 1-F - Weston Electrical Instrument
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 130 x 45 x 70 mm / 5.1 x 1.8 x 2.8 inch
- Notes
-
Weston model 689 type 1-F is a ohmmeter for very low resistances.
Two ranges: 0 to 10 ohms [B] and 0...1000 ohms [A].Ohmetro portatile per bassissimi valori:
2 scale: A: 0 - 1.000 Ohm B: 0 -10 Ohm
Funzionamento con una batteria tipo "D", in Italia "Torcia", 1,5 volt
- Net weight (2.2 lb = 1 kg)
- 0.650 kg / 1 lb 6.9 oz (1.432 lb)
- Author
- Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.
- Other Models
-
Here you find 186 models, 161 with images and 98 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Weston Electrical Instrument Co.; Newark, N.J.; (Jewell Electrical Instrument Co.; Chicago, IL)
Collections
The model Ohmmeter 689 is part of the collections of the following members.