Philips BT2500B/W-00, Service Manual

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TECHNICAL SPECIFICATION
1-13
FM Electronic Data( N/A)
General measuring conditions:
(if not otherwise indicated)
Aerial input : 75 Ohm, 71 dBf
Aerial voltage : EMF
Deviation : 22.5 kHz
Modulation : 1 kHz
Item Nom Limit unit Remark
Tuner range
Low 87.5 - MHz
High 108.0 - MHz
-26dB Noise Limited Sensi ti vity
88Mhz 18 22 dBf
98Mhz 18 22 dBf
107Mhz 18 22 dBf
-3dB limi ti ng point 17.5 23.5 dBf
S/N Ra ti o 60 55 dB
Selec ti vity 300 kHz
88Mhz 30 25 dB
98Mhz 30 25 dB
107Mhz 30 25 dB
AM suppression 35 30 dB
IF Rejec ti on
88Mhz 65 60 dB
98Mhz 65 60 dB
107Mhz 65 60 dB
Image Rejec ti on
88Mhz 30 25 dB
98Mhz 30 25 dB
107Mhz 30 25 dB
Overall Frequency Response(63Hz~12.5KHz) ±3 dB According acous ti c spec.
Distor ti on ( RF 1mV, Frq Dev.75 kHz ) 2 3 %
Large Signal Handling
88Mhz 116 108 dBf
98Mhz 116 108 dBf
107Mhz 116 108 dBf
Channel separa ti on
400Hz 26 20 dB N.A for AJ6000
1000Hz 30 26 dB N.A for AJ6000
5000Hz 20 18 dB N.A for AJ6000
Channel unbalance 1000Hz 2 dB N.A for AJ6000
Modula ti on Hum 50 45 dBf
Search tuning sensi ti vity(at stereo mode) 28 35 dBf
Search ti me digital tuning system 60 S
FM Self pollution
Susceptibility to unwanted
signals(CPU,SMPS,AMP,DSP …)
Limited(dB) Normal(dB) Remark
-15dB -20dB Refer to selfpollution curve