Tabor Electronics 5064, User Manual

Page: 346 / 369

7
Adjustments and Firmware Update
Channels 1, 2, 3 & 4 Adjustments
7-15
CH3 – Setup 91
CH4 – Setup 127
Dual banana to BNC adapter
Preparation:
1. Configure the DMM as follows:
Function: ACV
Range: 1 V
2. Connect the 2074 Channel 1 output to the DMM input.
Terminate the 2074 output at the DMM input with the, 50
Ω
Feed through termination
3. Configure the 2074 as follows:
CAL:NUM 19, 55, 91 and 127 – respectively
Adjustment:
4. Adjust CAL:VAL for DMM reading of 353.5 mV
±
3 mV
Flatness
Adjustments
The flatness adjustments assure that the flatness of the amplifier is
within the specified range. Use this procedure if you suspect that the
flatness is an issue.
CH1 – Setup 20
CH2 – Setup 56
CH3 – Setup 92
CH4 – Setup 128
1 MHz Amplitude
Equipment: 50
Ω
, 20 dB Feed through termination, Oscilloscope
Preparation:
1. Configure the Oscilloscope as follows:
Input Impedance: 50
Ω
Range: 100 mV
2. Connect the 2074 Channel 1 output to the Oscilloscope input.
Terminate the 2074 output at the Oscilloscope input with the, 50
Ω
, 20 dB Feed through termination
3. Configure the 2074 as follows:
CAL:NUM 20, 56, 92 and 128 – respectively
Adjustment:
4. Adjust the Fine Amplitude of the Oscilloscope to get the signal
of 6 divisions on the screen.
CH1 – Setup 21
CH2 – Setup 57
CH3 – Setup 93
CH4 – Setup 129
20 MHz Amplitude
Equipment: 50
Ω
, 20 dB Feed through termination, Oscilloscope
Preparation:
1. Configure the Oscilloscope as follows:
Input Impedance: 50
Ω
Range: 100 mV
2. Connect the 2074 Channel 1 output to the Oscilloscope input.
Terminate the 2074 output at the Oscilloscope input with the, 50
Ω
, 20 dB Feed through termination
3. Configure the 2074 as follows: