Issue 1 : Wednesday, 01 March 2006
A5 DAB/FM Tuner Instructions for use Page 10 of 12
A5 DAB/FM
TUNER
SPECIFICATIONS
DAB Specifications
DAB modes Supports modes: I, II, III, IV
VHF 174 240 MHz RF frequency range
L-Band (standard and Canada) 1452 1492 MHz
VHF measurement to EN50248 -96 -97 dBm Sensitivity
L-Band measurement to EN50248. -95 -96.5 dBm
L-band after error correction -15 dBm Maximum Input Signal for Pseudochannel BER with real value
0.02
Band III after error correction 0 dBm
Adjacent Channel Selectivity 32 33 dBm (Measured to EN50248)
Far-off selectivity. measurement to EN50248. 45 48 dBm
Acquisition sensitivity 101 dBm
Input Impedance 50Ω F type connector (to VHF/L-Band diplexer)
FM Specifications
RF Frequency Range 87.5 108 MHz
RF Sensitivity
(S+N)/N=26dB, 90MHz@22.5KHz 5 µV
Dev. F.mod=1 KHz
RF Limiting Sensitivity 0.5 µV
(S+N)/N Ultimate signal to noise ratio 63 dB
90MHz @200mV/22.5KHz Dev. Fmod=1KHz
THD 90MHz@200mV/75KHz Dev. Fmod=1KHz 0.5%
Stereo Channel Separation 30 dB
RDS data CENELEC EN50067 compliant
DAC and Output Specifications
DAC circuits 24 bit Delta-Sigma (Bitstream) dual differential 8x oversampling
Up sampling 192 kHz
Total correlated jitter < 135 pS
Linearity < 0.1dB down to -96dB
Output Circuits Valve (tube) buffer stages
Audio output at digital 0dB level 2.15VRMS at 1 kHz nominal
Analog output impedance 47 Ohms
Frequency response 10Hz to 20 kHz -0.2dB max
Channel separation > 105dB 20Hz to 20 kHz
Signal / noise ratio > 113dB “A” weighted
Total harmonic distortion < 0.003% 10Hz to 20 kHz
Aerial input 1 F-type (female) with securing thread DAB/FM
Analog output 1 pair RCA connectors
Digital outputs 1 optical (Toslink), 48 kHz
1 S/PDIF (RCA connector), 48kHz
Power requirements 100 / 115 / 230V AC 50 / 60Hz (factory preset)
30 Watts
Dimensions (approximate) 440mm, 17.3 inches wide
126mm, 4.9 inches high including feet
379mm, 14.9 inches deep including rear terminals and on/off button
Weight 8.8 kg, 19.5 lbs unit only, un-boxed
11.8kg, 26 lbs in shipping carton
Standard accessories Telescopic tri-band aerial with F-plug connector
Remote control handset (universal type with DAB),
2 batteries size LR03 or AAA, manganese alkaline type,
IEC mains lead (10 Amp type)
Musical Fidelity reserves the right to make improvements which
may result in specification or feature changes without notice.
