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7B53A: Difference between revisions
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* [[media:7B53A MOD.pdf|7B53A and 7B53AN Custom Modifications Manual (PDF)]] | * [[media:7B53A MOD.pdf|7B53A and 7B53AN Custom Modifications Manual (PDF)]] | ||
* [[Media:061-1570-00.pdf|7B53A and 7B53AN Mods (PDF)]] | * [[Media:061-1570-00.pdf|7B53A and 7B53AN Mods (PDF)]] | ||
}} | }} | ||
The '''Tektronix 7B53A''' and '''7B53AN''' is a 100 MHz dual time base plug-in for [[7000-series scopes]]. | The '''Tektronix 7B53A''' and '''7B53AN''' is a 100 MHz dual time base plug-in for [[7000-series scopes]]. | ||
It is similar to the [[7B52]] which is much more rarely found. While the 7B52 has a separate mode switch, | It is similar to the [[7B52]] which is much more rarely found. While the 7B52 has a separate mode switch, this is integrated into the TIME/DIV switch in the 7B53A. | ||
this is integrated into the TIME/DIV switch in the 7B53A. | |||
The 7B53AN is electrically identical to he 7B53A but omits the circuits needed to drive the alphanumeric | The 7B53AN is electrically identical to he 7B53A but omits the circuits needed to drive the alphanumeric readout system provided in 7000-series mainframes. | ||
readout system provided in 7000-series mainframes. The '''TD-1085/U''' is a military designation for the | The '''TD-1085/U''' is a military designation for the 7B53AN11 which was used in the [[AN/USM-281C]] military version of the [[7603]] scope. | ||
7B53AN11 which was used in the [[AN/USM-281C]] military version of the [[7603]] scope. | |||
There does not appear to have been a product sold called simply "7B53". | There does not appear to have been a product sold called simply "7B53". There is a 7B53N, a 7B53A, and a 7B53AN. | ||
There is a 7B53N, a 7B53A, and a 7B53AN. | |||
{{BeginSpecs}} | {{BeginSpecs}} | ||
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==Operation== | ==Operation== | ||
===Delayed Sweep Gate output === | ===Delayed Sweep Gate output === | ||
When the delayed timebase trigger source switch is set to INT (pushed in) and the internal connector P613 is in the active position, | When the delayed timebase trigger source switch is set to INT (pushed in) and the internal connector P613 is in the active position, the DLY'D TRIG IN connector becomes a Delayed Sweep Gate output. | ||
the DLY'D TRIG IN connector becomes a Delayed Sweep Gate output. | This is useful e.g. to connect to a [[7D15]]'s arming inputs, or a [[7D12]]/[[M2]]'s external trigger input. See the 1975 TekScope article linked above. | ||
This is useful e.g. to connect to a [[7D15]]'s arming inputs, or a [[7D12]]/[[M2]]'s external trigger input. | |||
See the 1975 TekScope article linked above. | |||
===Variable control=== | ===Variable control=== | ||
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===X-Y operation=== | ===X-Y operation=== | ||
The 7B53 supports X-Y mode by selecting the "Ampl" position on the Time/Div switch. | The 7B53 supports X-Y mode by selecting the "Ampl" position on the Time/Div switch. | ||
The X signal can be picked up from a vertical plug-in via the internal trigger path or applied via the "Main Trig In or Amp In" input, | The X signal can be picked up from a vertical plug-in via the internal trigger path or applied via the "Main Trig In or Amp In" input, as determined by the Trigger Source switch setting. | ||
as determined by the Trigger Source switch setting. Sensitivity on the external input is 100 mV/Div, | Sensitivity on the external input is 100 mV/Div, which can be increased to 10 mV/DIv by selecting the x10 magnifier, or decreased to 1 V/Div by pushing the EXT÷10 button. | ||
which can be increased to 10 mV/DIv by selecting the x10 magnifier, or decreased to 1 V/Div by pushing the EXT÷10 button. | |||
==Prices== | ==Prices== | ||
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7B53A-Opt5.jpg | 7B53A Option 5 | 7B53A-Opt5.jpg | 7B53A Option 5 | ||
</gallery> | </gallery> | ||
{{Custom ICs|7B53}} | |||
[[Category:7000 series horizontal plugins]] | [[Category:7000 series horizontal plugins]] | ||