5 technical specifications, Tx characteristics, 1 tx characteristics – Panasonic EB-GD30 User Manual
Page 31: 1 frequency error, 2 modulation phase error, 5 spurious emissions at the antenna connector

TECHNICAL SPECIFICATIONS
MCUK991001C8
Section 5
Issue 1
Service Manual
– 25 –
Revision 0
5 TECHNICAL SPECIFICATIONS
5.1 Tx Characteristics
All data is applicable to GSM 900 and GSM 1800 except where stated.
5.1.1 Frequency error
±
0.1ppm max., relative to base station frequency.
5.1.2 Modulation phase error
RMS:
≤
5°
Peak:
≤
20°
5.1.3 Output RF Spectrum due to Modulation
5.1.4 Output RF Spectrum due to Switching Transients
Measurement conditions for output RF spectrum measurements:
Frequency Span:
0 Hz
Measurement Bandwidth:
30 kHz
Video Bandwidth:
100 kHz
Peak Hold
5.1.5 Spurious Emissions at the Antenna Connector
Measurement conditions:
Peak Hold, Modulated Carrier
a. Measurement averaged over a burst and then averaged again over 50 bursts.
b. In each of the bands 925-960 MHz and 1805-1880 MHz up to 5 spurious measurements can fail these limits, in which
case the limit
≤
-36
dBm shall apply.
Offset from Centre Frequency (kHz)
Maximum Level Relative to the Carrier (dB)
±100
±200
±250
±600 to 1800
+0.5
-30
-33
-60
Offset from Centre Frequency (kHz)
Maximum Level (dBm)
GSM 900
GSM 1800
±400
-19
-22
±600
-21
-24
±1200
-21
-24
±1800
-24
-27
Frequency Range
Frequency Offset
Filter Bandwidth
Approximate Video
Bandwidth
Limits (dBm)
GSM 900
GSM 1800
30 to 50 MHz
-
10 kHz
30 kHz
-36
-36
50 to 500 MHz
-
100 kHz
300 kHz
-36
-36
500 MHz to 1GHz
0 to 1MHz
100 kHz
300 kHz
-36
-36
1 GHz to 4GHz
Excl. relevant TX band:
P-GSM: 890 to 915 MHz;
DCS: 1710 to 1785 MHz
0 to 10 MHz
≥
10 MHz
≥
20 MHz
(offset from edge of
relevant TX band)
100 kHz
300 kHz
1 MHz
300 kHz
1 MHz
3 MHz
-30
-30
-30
-36
-36
-36
Relevent TX band:
P-GSM: 890 to 915 MHz;
DCS: 1710 to 1785 MHz
1.8 to 6.0 MHz
(offset from carrier)
30 kHz
100 kHz
-30
-30