2245: Difference between revisions
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(Per TW 12/1986) |
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image=Tek 2245a 4trace.jpg| | image=Tek 2245a 4trace.jpg| | ||
caption=Tektronix 2245A | | caption=Tektronix 2245A | | ||
introduced= | introduced=1986 | | ||
discontinued=1994 | | discontinued=1994 | | ||
summary= | summary= |
Revision as of 06:22, 31 March 2019
The Tektronix 2245 is a 100 MHz four-channel analog oscilloscope.
It is part of a nearly identical family consisting of the 2245, 2246, 2247, and 2252. It's the base model of the family.
Two channels are fully-functioned, and two are very limited, in both deflection factor and coupling.
Key Specifications
Bandwidth | 100 MHz (90 MHz in 2 mV/Div range); switchable 20 MHz limit |
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Rise time | 3.5 ns |
Deflection | 2 mV/Div to 5 V/Div, 1−2−5, ±2%, and variable 2.5:1 for channels 1 & 2 |
Deflection | 0.1 V/Div and 0.5 V/Div for channels 3 & 4 (1 V/Div and 5 V/Div with ×10 probes) |
Time base | 20 ns/Div to 500 ms/Div (B time base to 5 ms/Div), 1−2−5, ×10 magnifier for fastest deflection of 2 ns/Div |
Input impedance | 1 MΩ // 20 pF |
Trigger sensitivity | 0.35 Div up to 25 MHz, 1 Div up to 150 MHz |
CRT | 80×100 mm² display area, P31 phosphor |
Power | 90−250 VAC, 48 to 445 Hz, 100 W |
Size | 164 mm × 362 mm × 445 mm (6.4" × 14.6" × 17.5") |
Weight | 7.9 kg (17.4 lb) without accessories |
Features |
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Repair Information
Links
Pictures
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2245A
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2245A