Tait TB8100 Service Manual page 96

Table 3.2 Final tests for the receiver
Test
Switching Range
RSSI
a,b
Sensitivity
De-emphasised Response
Centre of Switching Range
Edge of Switching Range
Flat Response
Centre of Switching Range
Edge of Switching Range
a. 12dB SINAD
b. up to 2dB degradation at extremes of
temperature
De-emphasised Response
Bandwidth
Response
c. H band only
Flat Response
Bandwidth
Response
d. H band only
96 Reciter Fault Finding
Note
The information in these tables is extracted from the TB8100
Specifications Manual. Refer to the latest issue of this manual
(MBA-00001-xx) for the most up-to-date and complete specifi-
cations.
Limits
>2% of the centre frequency
For example:
B Band 3MHz at 150MHz
C Band 4MHz at 200MHz
H Band 10MHz at 500MHz
K Band 792MHz to 824MHz
L1 Band 852MHz to 854MHz
928MHz to 930MHz
L2 Band 896MHz to 902MHz
–120dBm to –60dBm (0.22µV to 223.6µV), 0.5V to
6V, programmable slope
<–119dBm (0.25µV) at 25°C
<–117dBm (0.32µV) at 25°C
<–117.5dBm (0.30µV) at 25°C
<–115.5dBm (0.38µV) at 25°C
300Hz to 2.55kHz (NB)
c
300Hz to 3.4kHz (MB)
300Hz to 3.4kHz (WB)
within +1, –3dB of a –6dB/octave de-emphasis curve
(ref. 1kHz)
Balanced Audio
67Hz to 2.55kHz (NB)
d
67Hz to 3.4kHz (MB)
67Hz to 3.4kHz (WB)
within +1, –3dB of
output level at 1kHz
© Tait Electronics Limited September 2006
Unbalanced Audio
10Hz to 2.55kHz (NB)
d
10Hz to 3.4kHz (MB)
10Hz to 3.4kHz (WB)
within +1, –1dB of
output level at 1kHz
TB8100 Service Manual