Panasonic KX-TCD530SLM

18. FREQUENCY TABLE (MHz)
BASE UNIT CORDLESS HANDSET
Channel No Transmit Frequency
Receive Frequency
Transmit Frequency Receive
Frequency
1 1897.344 1897.344 1897.344
1897.344
2 1895.616 1895.616 1895.616
1895.616
3 1893.888 1893.888 1893.888
1893.888
4 1892.160 1892.160 1892.160
1892.160
5 1890.432 1890.432 1890.432
1890.432
6 1888.704 1888.704 1888.704
1888.704
7 1886.976 1886.976 1886.976
1886.976
8 1885.248 1885.248 1885.248
1885.248
9 1883.520 1883.520 1883.520
1883.520
10 1881.792 1881.792 1881.792
1881.792
Note:
Channel No. 10: In the Test Mode on Base Unit and Cordless Handset.
19. BLOCK DIAGRAM (BASE UNIT)
20. CIRCUIT OPERATION (BASE UNIT)
20.1. Outline
Base Unit consists of the following ICs as shown in BLOCK DIAGRAM (BASE UNIT) ().
- DECT BBIC (Base Band IC): IC2
- Handling all the audio, signal and data processing needed in a
DECT base unit
- Controlling the DECT specific physical layer and radio section (B
urst Module Controller section)
- ADPCM codec filter for speech encoding and speech decoding
(DSP section)
- Echo-cancellation and Echo-suppression (DSP section)
- Any tones (tone, sidetone, ringing tone, etc.) generation (DSP
section)
- DTMF receiver (DSP section)
- Clock Generation for RF Module
- ADC, DAC, timer, and power control circuitry
- All interfaces (ex: RF module, EEPROM, LED, Analog Front End,
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