Technical Specifications; Tx Characteristics; Frequency Error; Modulation Phase Error - Panasonic EB-GD55 Service Manual

5. TECHNICAL SPECIFICATIONS

5.1. Tx Characteristics

All data is applicable to E-GSM900 and GSM1800 except where stated.

5.1.1. Frequency Error

± 0.1 ppm max., relative to base station frequency.

5.1.2. Modulation Phase Error

RMS: Equal to or less than 5°
Peak: Equal to or less than 20°

5.1.3. Output RF Spectrum due to Modulation

Offset from Centre Frequency (kHz)
± 100
± 200
± 250
± 400
± 600 to 1800
5.1.4. Output RF Spectrum due to Switching Transients
Offset from Centre Frequency (kHz)
± 400
± 600
± 1200
± 1800
Measurement conditions for output RF spectrum measurements:
Frequency Span
Measurement Bandwidth:
Video Bandwidth:
Average (Modulation)
Peak Hold (Switching)
Maximum Level Relative to Carrier 9dB)
+0.5
-30
-33
-60
-60
Maximum Level (dBm)
E-GSM 900
-19
-21
-21
-24
0 Hz
30 kHz
30 kHz (modulation)
100 kHz (switching)
Over 200 burst
Over 10 burst
– 5–1 –
GSM 1800
-22
-24
-24
-27