• Country
• United States of America (USA)

• Manufacturer / Brand
• Tektronix; Portland, OR

• Year
• 1958

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 113548

• Number of Tubes
• 41

• Valves / Tubes
• 6AN8 6DK6 6AL5 5965 12AU7 6AU6 12B4 6080 6AN8 5651

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Alternating Current supply (AC) / 117; 234 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Time-Mark Generator 180A - Tektronix; Portland, OR

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 13.5 x 9.75 x 17 inch / 343 x 248 x 432 mm

• Notes
• Some tubes are more than one times.
  Specification: Markers in 1, 5, 10, 50, 500 µSec and mSec intervals and 1, 5 Sec intervals. Sinus waves 5, 10, 50 MHz. Trigger pulses in 1, 10, 100, Hz and kHz.
  All markers are available on individual banana jacks at the front or, selected by pushbuttons, on a common bus, the marker out jack. Here, one or all markers can be selected and combined.
  Core of the generator is a crystal oscillator of 1 MHz ± 10 Hz. Stability 3 ppm in 24 h.
  Approximate date of production is 1965 or earlier (end of production).

• Net weight (2.2 lb = 1 kg)
• 15 kg / 33 lb 0.6 oz (33.04 lb)

• Mentioned in
• - - Data from my own collection

• Literature/Schematics (1)
• - - Manufacturers Literature

• 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