Time Marker 181
Tektronix; Portland, OR
- Country
- United States of America (USA)
- Manufacturer / Brand
- Tektronix; Portland, OR
- Year
- 1955–1959
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 280762
- Number of Tubes
- 23
- Valves / Tubes
- Main principle
- none
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 105-125 / 210-250 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: Time Marker 181 - Tektronix; Portland, OR
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 5.625 x 8.75 x 17.5 inch / 143 x 222 x 445 mm
- Notes
-
A Portable, Accurate Time-Mark Source
Five Time-Mark Intervals
1, 10. 100, 1000 and 10000 µS, plus 10 mc sine waveMarker Amplitude Risetime Impedance 0.1 µS 2V sine wave 150 Ω 1 µS 2V 0.05 µS 80 Ω 10 µS 2V 0.13 µS 80 Ω 100 µS 2V 0.2 µS 80 Ω 1000 µS 2V 0.4 µS 80 Ω 10000 µS 2V 0.4 µS 80 Ω
- Net weight (2.2 lb = 1 kg)
- 17.5 lb (17 lb 8 oz) / 7.945 kg
- Price in first year of sale
- 225.00 USD
- Mentioned in
- - - Manufacturers Literature
- Author
- Model page created by Pius Steiner. See "Data change" for further contributors.
- Other Models
-
Here you find 386 models, 374 with images and 92 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Tektronix; Portland, OR
Museums
The model Time Marker can be seen in the following museums.