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545: Difference between revisions
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All versions of 545 use Schmitt trigger circuits for triggering the sweeps. | All versions of 545 use Schmitt trigger circuits for triggering the sweeps. | ||
The trigger circuit was made with a 6DJ8 tube in the original 545 and with NPN transistors in the 545B. | The trigger circuit was made with a 6DJ8 tube in the original 545 and with NPN transistors in the 545B. | ||
The 547 replaced the 545. | The 547 replaced the 545. There is also an RM545B. | ||
<gallery> | <gallery> | ||
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Image:Tek_545a_blockdiagram.png|545A block diagram | Image:Tek_545a_blockdiagram.png|545A block diagram | ||
Image:545a_vert.png|545A signal path | Image:545a_vert.png|545A signal path | ||
Image:Rm545b.jpg|RM545B | |||
</gallery> | </gallery> | ||