19.0 Conversion tables
66
Table 5 Power amplification factor and corresponding value in dB
1
0 dB
2
3 dB
2,5
4 dB
4
6 dB
5
7 dB
8
9 dB
10
10 dB
100
20 dB
1 000
30 dB
10 000
40 dB
100 000
50 dB
1 000 000
60 dB
10 000 000
70 dB
dB = Decibel
Table 6 Cellphone frequencies and providers
Start/Stop frequency
Abbreviation
Provider
864,1 868,1
CT2
Private
885,0 887,0
CT1+ (UL)*
Private
914,0 915,0
CT1 (UL)
*
Private
930,0 932,0
CT1+ (DL)*
Private
959,0 960,0
CT1 (DL)
*
Private
1.880
1.900
DECT
Private
5.725 5.825
DECT2
Private
(UL) = "Uplink" mostly means “portable device” (mobile transmitter which transmits towards the
base station, e.g. a cellphone).
(DL) = "Downlink" mostly means “base station” (fixed transmitter which transmits towards the
portable device, e.g. a base station).
* License expired
CT1+: Cordless phone (analogue). License expires 1/1/2009. 10mW EIRP
DECT: Base station always transmits even when not handling calls. 250mW EIRP.
DECT2: New generation of cordless phones (“DECT successor”). 25mW EIRP
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Summary of Contents for SPECTRAN HF-2025
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