Tait TB9400 - Receiver; General

TB9400 Specifications Manual Base Station Specifications 21
© Tait Limited July 2017
1.5 Receiver
General
Frequency bands
B3 band
H1 band
H2 band
H3 band
K4 band
148MHz to 174MHz
400MHz to 440MHz
440MHz to 480MHz
470MHz to 520MHz
794MHz to 824MHz
Type triple conversion superheterodyne; first conversion is
analog, second is hybrid, and third is digital
Frequency increments
B band
H and K4 bands
2.5 kHz and 3.125 kHz
5 kHz and 6.25 kHz
Switching range
a
B band
H band and K4 bands
±2 MHz
±5 MHz
a. The frequency range, measured from the tuned frequency, that can be used without needing to retune the front end or
recalibrate the RSSI.
Input load impedance 50Ω nominal (VSWR <2:1)
RF input protection no degradation after 5 minutes exposure to
on-channel signals at +20dBm (2.2V)
Frequency stability
Internal reference
External reference
B band
H band
K band
±0.5ppm –30°C to +60°C (–22°F to +140°F)
±1Hz ± multiplied accuracy of external reference
±1Hz ± multiplied accuracy of external reference
±2Hz ± multiplied accuracy of external reference
RSSI ≤–125dBm to –30dBm
IF stages - B band
Frequencies
Analog
Digital
Analog IF bandwidth
Digital IF bandwidth
16.9MHz
16.9MHz and 0Hz
9kHz, –3dB
8.06kHz, –3dB
IF stages - H and K4 bands
Frequencies
Analog
Digital
Analog IF bandwidth
Digital IF bandwidth
70.1MHz
8.66MHz and 0Hz
9kHz, –3dB
8.06kHz, –3dB