User's Manual

5-4 044-05xxx Rev A
5. Check the amplifier gain across the band from 935 MHz to 940 MHz. Gain should be as
specified in Table 1-1. Record test data in Table 5-3.
G3L-929-135 PYTHON Multi-
Channel Power Amplifier
Gain = 63 dB
Output = 135 W = +51.3 dBm
27 Vdc
RF Out
RF In
40 dB
Attn
250 W
+1.3
dBm*
* Example. Ensure that sufficient
attenuation is present between the
amplifier output and your test
equipment to avoid overdrive or
damage. Refer to test equipment
specifications.
Network
Analyzer
TEST
CONFIGURATION
B
04-0263B-A
PORT 1
HP 8753 D
PORT 2
Figure 5-2. Amplifier Test Setup – Configuration B
5-4.3 Input Return Loss:
1. Retain the test configuration shown in Figure 5-2.
2. Read and record the S
11
return loss measurement on network analyzer. Record test data in
Table 5-3.
3. Switch off the amplifier under test.
4. Disconnect the test equipment.