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White Paper T630/T628
66 October 2003
Tone and percussion maps in the T630/T628
The T630/T628 has a tone bank of 128 (0-127) sampled instruments. The instruments are complemented
by 47 percussion sounds, see table number two. Echo effects are possible.
Number of channels 174 Carriers *8
(TDMA)
374 Carriers *8
(TDMA)
299 Carriers *8
(TDMA)
Modulation GMSK GMSK GMSK
TX Phase Accuracy < 5º RMS Phase
error (burst)
< 5º RMS Phase error
(burst)
< 5º RMS Phase
error (burst)
Duplex spacing 45 MHz 95 MHz 80 MHz
Frequency stability +/- 0.1 +/- 0.1 +/- 0.1
Voltage operation (nominal) 3.6 Volts 3.6 Volts 3.6 Volts
Transmitter RF power output 33 dBm Class 4 (2W
peak)
30 dBm Class 1 (1W
peak)
30 dBm Class 1 (1W
peak)
Transmitter Output imped-
ance
50
W 50 W 50 W
Transmitter Spurious emis-
sion
< -36 dBm up to 1
GHz
< -30 dBm over 1
GHz
(according to GSM
spec.)
< - 30 dBm
(according to GSM
spec.)
< - 30 dBm
(according to GSM
spec.)
Receiver RF level Better than – 102
dBm
– 102 dBm – 102 dBm
Receiver RX Bit error rate < 2.4% < 2.4% < 2.4%
To ne map
GM Poly GM Tone Map GM Poly
GM Tone Map
0 1 Acoustic Grand Piano 65 1 Alto Sax
1 1 Bright Acoustic Piano 66 1 Tenor Sax
2 2 Electric Grand Piano 67 1 Baritone Sax
3 2 Honky-tonk Piano 68 1 Oboe
4 1 Electric Piano 1 69 1 English Horn
5 1 Electric Piano 2 70 1 Bassoon
6 1 Harpsichord 71 1 Clarinet
Dimension GSM 900/E-GSM
900
GSM 1800 GSM 1900