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#1
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Tek 2754P LO adjustment
Hello everybody:
I am adjusting the LO hardware of my 2754P and there are some things that I can not find or undestand: After pressing shift 0 , loops calibration, overall system option the first message is: Connect a DVM on TP1058...etc (no problem ) (the meter shows 17mV) Adjust frequency control for a reading of 0.000 +/- 2mV (problem WHICH FREQUENCY CONTROL?? OR POTENTIOMETER OR RESISTOR???) The freuquency control board??? 2.Connect a DVM on oint B of the controlled oscillator board and ground.. WHERE THE HECK IS POINT B AND WHERE IS THE CONTROLLED OSCILLATOR BOARD??? Thank you your help |
#2
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there's a Tek group on Yahoo & SA are discussed.
http://groups.yahoo.com/group/TekScopes/ -- 73 Hank WD5JFR "rfgelitronics" wrote in message m... Hello everybody: I am adjusting the LO hardware of my 2754P and there are some things that I can not find or undestand: After pressing shift 0 , loops calibration, overall system option the first message is: Connect a DVM on TP1058...etc (no problem ) (the meter shows 17mV) Adjust frequency control for a reading of 0.000 +/- 2mV (problem WHICH FREQUENCY CONTROL?? OR POTENTIOMETER OR RESISTOR???) The freuquency control board??? 2.Connect a DVM on oint B of the controlled oscillator board and ground.. WHERE THE HECK IS POINT B AND WHERE IS THE CONTROLLED OSCILLATOR BOARD??? Thank you your help |
#3
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This is an spectrum analyzer, but I will give it a try..
Thank you "Henry Kolesnik" wrote in message om... there's a Tek group on Yahoo & SA are discussed. http://groups.yahoo.com/group/TekScopes/ -- 73 Hank WD5JFR "rfgelitronics" wrote in message m... Hello everybody: I am adjusting the LO hardware of my 2754P and there are some things that I can not find or undestand: After pressing shift 0 , loops calibration, overall system option the first message is: Connect a DVM on TP1058...etc (no problem ) (the meter shows 17mV) Adjust frequency control for a reading of 0.000 +/- 2mV (problem WHICH FREQUENCY CONTROL?? OR POTENTIOMETER OR RESISTOR???) The freuquency control board??? 2.Connect a DVM on oint B of the controlled oscillator board and ground.. WHERE THE HECK IS POINT B AND WHERE IS THE CONTROLLED OSCILLATOR BOARD??? Thank you your help |
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