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Spectrum Analyzer 491

Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187769) Equipment
Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187744) Equipment Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187745) Equipment
Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187746) Equipment Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187747) Equipment
Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187748) Equipment Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187749) Equipment
Spectrum Analyzer 491; Tektronix; Portland, (ID = 1188578) Equipment Spectrum Analyzer 491; Tektronix; Portland, (ID = 1188579) Equipment
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Spectrum Analyzer 491; Tektronix; Portland, (ID = 1187744) Equipment
Tektronix; Portland,: Spectrum Analyzer 491 [Equipment] ID = 1187744 933x596
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For model Spectrum Analyzer 491, Tektronix; Portland, OR
 
Country:  United States of America (USA)
Manufacturer / Brand:  Tektronix; Portland, OR
Year: 1967–1979 Category: Service- or Lab Equipment
Valves / Tubes 4: Y1641 Y1641 154-0510-00 154-0502-XX
Semiconductors (the count is only for transistors) 89:
Wave bands Wave Bands given in the notes.
Details
Power type and voltage Alternating Current supply (AC) / 115; 230 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Spectrum Analyzer 491 - Tektronix; Portland, OR
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 317.5 x 184.1 x 596.9 mm / 12.5 x 7.2 x 23.5 inch
Notes The Type 491 Spectrum Analyzer is a wide band, general purpose portable spectrum analyzer with an RF center frequency range from 10 MHz to 40 GHz. The analyzer displays signal amplitude as a function of frequency.
Signals are displayed as a spectrum on a CRT screen with signal energy plotted on the vertical axis against frequency on the horizontal axis.
Three RF Inputs.
A) BNC from 10 to 275 MHz.
B) N from 275 MHz to 2 GHz.
C) N, with a Plug-in Coaxial Mixer,from 1.5 GHz to 12,4 GHz.Above up to 40 GHz are used three types of waveguide for Ku, K and Ka bands.
Net weight (2.2 lb = 1 kg) 17.3 kg / 38 lb 1.7 oz (38.106 lb)
Price in first year of sale 5,195.00 $
Source of data - - Data from my own collection

Model page created by Antonio Marra. See "Data change" for further contributors.



All listed radios etc. from Tektronix; Portland, OR
Here you find 327 models, 314 with images and 74 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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