Agilent Technologies Infiniium 90000 A Service Manual page 39

Press the Clear Display key on the scope and record the scope V rms reading in the
9
Analog Bandwidth - Maximum Frequency Check section of the Performance Test
Record (Vout @ 50 MHz). For all scope readings in this procedure, use the mean value
in the Measurements display area at the bottom of the screen.
Notes
• For all scope readings in this procedure, use the mean value in the Measurements display area at the
• If a question mark is displayed in front of any of the values at the bottom of the screen, press the Clear
Record the
mean reading
Calculate the reference gain as follows:
10
Record this value in the Calculated Gain @50 MHz column in the Analog Bandwidth - Maximum
Frequency Check section of the Performance Test Record.
bottom of the screen.
Display key on the scope, wait for the #Avgs value to return to 16 and then record the scope reading.
V
Gain = ------------------------------ -
50 MHz
Analog Bandwidth - Maximum Frequency Check
out @50 MHz
V
in @50 MHz
Chapter 3: Testing Performance
39