1L20: Difference between revisions

Revision as of 09:06, 9 August 2021

Tektronix {{{type}}}
4.2 GHz Spectrum Analyzer plug-in 1L20 front Compatible with 500-series scopes Produced from 1965 to 1975 Manuals Tektronix 1L20 Manual (PDF) Berj / KI3U's Page on 1L20 Oscillator Repair Tektronix 1L20 Manual (PDF, OCR, bad-OCR) (All manuals in PDF format unless noted otherwise)

The Tektronix 1L20 is a spectrum analyzer plug-in for 500-series scopes. It covers the frequency range from 10 MHz to 4.2 GHz.

The 1L20 was originally the third-party Pentrix L-20. The model number was changed some time after Tektronix took over Pentrix in 1964.

Frequency range	10 MHz to 4 GHz
Sensitivity	-110 to -90 dBm
Dispersion	15 kHz to 60 MHz, magnifier usable to 2.5 kHz
Resolution bandwidth	1 kHz to 100 kHz, variable
Display	log, lin, square, video

$1,995 (1965) equiv. to $15,200 in 2016

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 image=1L20 front.JPG |
 caption=1L20 front |
-series=[[500-series scopes]] |
+series=500-series scopes |
 introduced=1965 |
 discontinued=1975 |