133
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1401: Difference between revisions
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log amp
m (test pdf link) |
m (log amp) |
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catalog specify the resolution bandwidth selector as 1000, 100 and 3 KHz, | catalog specify the resolution bandwidth selector as 1000, 100 and 3 KHz, | ||
but the later versions are 100, 100, and 10 KHz. There is also a 1401A-1 | but the later versions are 100, 100, and 10 KHz. There is also a 1401A-1 | ||
which has a 75 ohm input impedance. | which has a 75 ohm input impedance. The predecessor 1401 did not have | ||
the calibrator out or pushbutton switch. | |||
The 1401A is designed to be used with an oscilloscope with 10 horizontal | The 1401A is designed to be used with an oscilloscope with 10 horizontal | ||
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Image:tek1401a-bottom.jpg|Bottom PCBs:gate/cal, power supply | Image:tek1401a-bottom.jpg|Bottom PCBs:gate/cal, power supply | ||
Image:tek1401a-batterypcb.jpg|PCB on the battery pack | Image:tek1401a-batterypcb.jpg|PCB on the battery pack | ||
Image:Tek1401a-logamp.jpg|Cartoon in schematic diagram. Log Amp. | |||
</gallery> | </gallery> | ||