Sony Ericsson T612 Tone and percussion maps in the T610/612, Tone map, Tdma, Modulation, Gmsk

White Paper T610/612

Dimension	GSM 900/E-GSM 900	GSM 1800	GSM 1900
Number of channels	174 Carriers *8	374 Carriers *8	299 Carriers *8
	(TDMA)	(TDMA)	(TDMA)
Modulation	GMSK	GMSK	GMSK
TX Phase Accuracy	< 5º RMS Phase error	< 5º RMS Phase error	< 5º RMS Phase error
	(burst)	(burst)	(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	30 dBm Class 1 (1W	30 dBm Class 1 (1W
	peak)	peak)	peak)
Transmitter Output impedance	50 Ω	50 Ω	50 Ω
Transmitter Spurious emission	< -36 dBm up to 1 GHz	< - 30 dBm	< - 30 dBm
	< -30 dBm over 1 GHz	(according to GSM	(according to GSM
	(according to GSM	spec.)	spec.)
	spec.)
Receiver RF level	Better than – 102 dBm	– 102 dBm	– 102 dBm
Receiver RX Bit error rate	< 2.4%	< 2.4%	< 2.4%

Tone and percussion maps in the T610/612

The T610/612 has a tone bank of 128 (0-127) sampled instruments. The instruments are complemented by 47 percus- sion sounds, see table number two. Echo effects are possible.

Tone 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
7	1	Clavi	72	1	Piccolo
8	1	Celesta	73	1	Flute
9	1	Glockenspiel	74	1	Recorder

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