špecifikácia základňovej stanice TB8100
Summary table of the general, RF, audio and environmental specifications for the TB8100 base station.
General
Basic Description Modular Base Station/Repeater/Receiver
System Compatability Conventional FM, MPT 1327 Trunked, Quasi-Sync and others
|
| RF |
Exciter/PA |
Receiver |
| Frequency Range |
UHF: 400-520MHz |
UHF: 400MHz-440MHz
440MHz-480MHz
470MHz-520MHz
|
| Tuning Range |
2% of centre frequency (8MHz @ 400 MHz, 10MHz @500 MHz |
| Number of Channels |
255 |
255 |
| Channel Spacing |
12.5kHz/20kHz/25kHz |
12.5kHz/20kHz/25kHz |
| Programmable Channel |
Increment 0.125kHz |
0.125kHz |
| Internal Reference |
1.0ppm |
|
| External Reference |
10MHz or 12.8 MHz (auto changeover from internal reference) |
| Transmitter Power Rating |
100W Continuous (programmable from 10W to 100W)
50W Continuous (programmable from 5W to 50W)
5W Continuous (programmable from 1W to 5W)
|
| Sensitivity |
|
-119dBm(0.25uV) |
| Selectivity (WB) |
|
90dB |
| Intermodulation |
|
85dB |
| Ultimate Signal to Noise |
|
55dB |
| FM Hum and Noise |
-55dB |
|
| Conducted Spurious Emissions |
<-36dBm to 1GHz |
|
| Max Transmitter Deviation |
5000Hz |
|
|
|
|
| Audio |
Exciter/PA |
Receiver |
| Audio Interface Types |
600 ohm Balanced Input |
600 ohm Balanced Output |
|
Unbalanced Input |
Unbalanced Output |
|
Microphone |
Monitor Speaker |
| Audio Interface Level |
Balanced Input -20 to +10dBm |
Balanced Output -20 to +10dBm |
| (for nominal 60% deviation) |
Unbalanced Input 0.3Vpp to 3Vpp |
Unbalanced Output 0.3Vpp to 3Vpp |
| Audio Line Distortion |
2% |
2% |
| Audio Filtering Characteristics |
Flat or pre-emphasised |
Flat or pre-emphasised |
|
Full band or speech band |
Full band or speech band |
|
Subaudible band only |
Subaudible band only |
|
Fliters can be applied independantly to each of the input sources |
Fliters can be applied independantly to each of the input sources |
|
|
|
| Environmental |
| Operating Temperature |
-30 degrees C to +60 degrees C (-22 degrees F to +140 degrees F) |
| Supply Requirements |
Mains: 85 to 246V (PFC power factor correction)
DC: 10.5V-15.5V (+ve or-ve earth) |
| Power Consumption |
Rx Standby 930mA (1.0ms fast key up) |
| (includes 12V DC power supply, receiver, exciter, user interface and selected pa) |
Rx Standby 510mA (standard)
Rx Standby <200mA (typ.sleep mode)
Tx @ 5W 2.3A
Tx @ 50W 11.2A
Tx @ 100W 23.6A
|
All at a nominal 13.8V input. Power Consumption is dependant on the statys of the licensed power save software features and the selected settings for Tx key time, Rx cycling. Transmit test without fans operating.
|
| Dimensions |
Width 48 cm |
19 inches |
|
Depth 39 cm |
15 inches |
|
Height 17.5 cm |
6.9 inches |
| Weight |
Single 50W 20.5kg |
45lb |
|
Single 100W 21.5kg |
47.5lb |
|
Dual 50W 28.5kg |
62lb |
| Rack Space |
Requirements 4RU for 1 x 100W channel or 2 x 50 W channels |
