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Vacuum Tube Voltmeter (VTVM) 266

Vacuum Tube Voltmeter 266; Simpson Electric Co. (ID = 1229738) Equipment Vacuum Tube Voltmeter 266; Simpson Electric Co. (ID = 1229739) Equipment
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Vacuum Tube Voltmeter 266; Simpson Electric Co. (ID = 1229738) Equipment
Simpson Electric Co.: Vacuum Tube Voltmeter 266 [Equipment] ID = 1229738 692x1400
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For model Vacuum Tube Voltmeter (VTVM) 266, Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI:
Scanned from the Radio Retailing; March 1947; page 160
 
Country:  United States of America (USA)
Manufacturer / Brand:  Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI
Year: 1946/1947 Category: Service- or Lab Equipment
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 105-125 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Vacuum Tube Voltmeter 266 - Simpson Electric Co.; Chicago,
Material Wooden case
Shape Tablemodel, slant panel.
Dimensions (WHD) 8.5 x 9.5 x 8.5 inch / 216 x 241 x 216 mm
Notes

Wide range vacuum tube voltmeter for TV, AM and FM with 4.5" meter.

  • offers a 1 volt range with full scale deflection to measure low RF voltages
  • zero center switch for all DC voltage ranges for discriminator circuit alignment
  • special probe with low input capacitance of ca. 4 mmf for checking RF voltages
  • DC volt input resistance 50 - 200 megohms
  • AC volt input impedance at 60 cycles approx 10 megohms
  • filtered DC input circuit

Measuring ranges:

Volts DC and AC: 0 - 1, 5, 10, 50, 100, 350, 500, 1000, 5000
Milliamperes DC: 0 - 1, 5, 10, 50, 100, 250, 500
Amperes DC: 0 - 10
Ohms: 0 - 1000, 10K, 100K, 1M, 10M, 100M, 1000M

Price in 1951, dealer's net, including leads and AC probe.
Optional 20,000 DC probe for Television Testing, same, $11.35

Net weight (2.2 lb = 1 kg) 10.25 lb (10 lb 4 oz) / 4.654 kg
Price in first year of sale 125.40 $
Source of data Radio Retailing (Radio & Television R.)
Mentioned in - - Manufacturers Literature (Catalog 1951)

Model page created by Heiko zur Mühlen. See "Data change" for further contributors.



All listed radios etc. from Simpson Electric Co.; Chicago, IL - Lac du Flambeau, WI
Here you find 135 models, 119 with images and 56 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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