Operating instructions

ACCEPTANCE TESTING
5-28
RF broadband power meter
Specification
Frequency range:
200 kHz to 1.05 GHz
Accuracy:
± 10% ± resolution (N-type)
Resolution:
0.1 dB
Test equipment
Description Minimum specification Example
Calibrated RF power
source consisting of:-
Accuracy better than 3.5% See below
RF signal generator 11 MHz to 1 GHz frequency range, RF level 13 dBm IFR 2041
Power splitter
6 dB 50 Ω 11 MHz to 1 GHz
Weinschel
1870A
RF Amplifier 3W 40 dB gain 11 MHz to 1000 MHz IFR 2177 or
AR5W1000 MHz
Attenuator pads Values dependent upon amplifier used
RF power meter
±0.1 dB from 11 MHz to 1 GHz
IFR 6960/A/B +
6912 sensor
Power meter
Splitter
Pad
Pad Pad
RF amplifier
Power
sensor
Signal generator
C2595
RF OUTPUT
SENSOR
INPUT
N TYPE
INPUT
UUT
Fig. 5-17 RF broadband power meter checks
(1) Refer to Results t
able 5-33 on page 5-42. Set the UUT to [Tx TEST], [SELECT] N-type
input
socket (i.e. only the K LED on). From power up, the instrument should already be set
to Autotune mode with wideband power meter (WB) selected.
(2) Connect the equipment as shown in Fig. 5-17, connecting to the N-type input socket on the
UUT.