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Soviet 7000-series clones: Difference between revisions
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S1-91, S1-115, S1-122 and S8-21 (Cyrillic: С1-91 etc.). They used the same plug-in modules, of which 14 types were available. | S1-91, S1-115, S1-122 and S8-21 (Cyrillic: С1-91 etc.). They used the same plug-in modules, of which 14 types were available. | ||
The base model S1-91 was introduced in 1977 and had 100 MHz bandwidth. It was "heavily inspired" by the [[7603|Tektronix 7603]]. Unlike the 7603 | The base model S1-91 was introduced in 1977 and had 100 MHz bandwidth. It was "heavily inspired" by the [[7603|Tektronix 7603]]. | ||
(Compare also the Hungarian [[TR-4658]].) Unlike the 7603, the S1-91 only has a 1 cm graticule size. | |||
These scopes were designed at Vilnius Research and Development Institute of Radio Measuring Instruments (Lithuania). | These scopes were designed at Vilnius Research and Development Institute of Radio Measuring Instruments (Lithuania). | ||