Arcam DT91 manual Technical specifications, Continual improvement policy

Technical specifications

Digital audio output

Format	SPDIF co-axial to gold-plated phono sockets
	SPDIF optical to TOSLINK
Sample rate	48kHz (DAB mode)
	32kHz (FM mode)
Output impedance (co-axial)	75Ω unbalanced
Analogue audio output
Connectors	Two pairs of stereo outputs to gold-plated phono sockets
Output level	2.4Vrms at 0dB FS (DAB mode)
	0.9Vrms at full modulation (FM mode)
Output impedance	<100Ω
Minimum load	600Ω
Frequency response (±0.5dB)	20Hz–20kHz
RF performance (DAB mode)
Tuning range	174–240MHz (Band III)
	1452–1492MHz (L band)
Sensitivity (VHF measurement to EN50248)	better than –91dBm, typically –97dBm
Audio data rate (maximum)	224kbits/s at MPEG protection level 3
RF performance (FM mode)
Tuning range	87–108MHz
Sensitivity (IHF)	3µV typical
Signal to noise ratio	65dB at full modulation, 1kHz
THD+n	0.1% at full modulation, 1kHz
Aerial
Connector	F type
Impedance	50Ω
Remote control interface
Remote bus input	36kHz modulated RC5 on 3.5mm mono jack socket
Serial port	RS232 to 9-way male D connector, DTE pin out. Remote
	control codes given in table on following page.
General
Supply voltage	115 or 230Vac, set by rear panel voltage selector switch
Power consumption	<20W
Size	W435 x D320 x H83mm
Weight	3.6kg (net), 6kg (packed)
Supplied accessories	CR-389D remote control
	two x AAA batteries
	Mains lead
	Indoor ribbon aerial
E&OE

Note: All specification values are typical unless otherwise stated.

Continual improvement policy

Arcam has a policy of continual improvement for its products. This means that designs and specifications are subject to change without notice.

English

DT91

E-9