Continental Imports
Boston SQR49
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Boston SQR 49

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Select the thumbnail to the left to access an exploded diagram of the radio. Select the repair parts that you need by finding the part on the diagrams, and then e-mailing us with the designation number.


Specifications


Radio
Tuner system Quartz lock PLL synthesized
FM band 87.5 - 107.9 MHz (200 kHz spacing)
AM band 530 - 1620 kHz (10 kHz spacing)
Mono sensitivity 13 dBf (1.2uV / 75 ohm)
(with 50 dB quieting) 15 dBf (1.5uV / 75 ohm)
Digital display TLCD station frequency
Noise reduction ASU

Cassette Deck
Player system Autoreverse cassette player
Tape 4 track, 2 channel stereo
Tape speed 4.75cm/s (1 7/8 IPS)
Wow & flutter Less than 0.12%
Noise reduction Switchable Dolby B NR

General
Power source 12V (11-16V) DC negative ground
Output power 4 x 7.5 watts RMS (Maximum) or 2 x 25 watts bridged @ 4 ohms
Switchable loudness +10 dB @ 100 Hz
Weight (net) 3.1 lbs. (1.41 kg)
Dimensions (in.) 7w x 2h x 5.25d
(mm) 178w x 50h x 150d



Input and Output

Name
For
Connection of:
Sensitivity
Impedance
(ohm)
Type of Socket
Connections
Wires
  1. Chassis of car (blk)
  2. Electric Antenna (blu)
  3. Phone interrupt (3) (grn)
  4. Power Supply (12V DC) (red)
  5. Power supply (where +12V is always available) (yel)
  6. Dimmer (org/wht)
  1. -
  2. 12V DC (Max. 500mA)
  3. -
  4. -
  5. -
  6. -
  1. -
  2. -
  3. -
  4. -
  5. -
  6. -
power connection
  1. Ground
  2. Electric antenna output
  3. Car telephone mute
  4. 12V DC via ignition switch
  5. Car battery direct
  6. Dimmer (<= +12V DC)
Parallel wire
  1. Speaker (wht)
    (wht/blk)
  2. Speaker (grn)
    (grn/blk)
  3. Speaker (gry)
    (gry/blk)
  4. Speaker (vio)
    (vio/blk)
  1. 7.5w
  2. 7.5w
  3. 7.5w
  4. 7.5w
  1. 4
  2. 4
  3. 4
  4. 4
speaker connections
  1. Left front(+)
    Left front(-)
  2. Left rear(+)
    Left rear(-)
  3. Right front(+)
    Right front(-)
  4. Right rear(+)
    Right rear(-)
RCA jack connector
  1. Power amplifier unit
  2. Power amplifier unit
  1. 2V
    2V
  2. 2V
    2V
  1. 200
    200
  2. 200
    200
RCA connections
  1. Left rear
    Right rear
  2. Left front
    Right front
Antenna receptacle
Car radio aerial
1uV-3V
75
antenna socket
Aerial


Boston Wiring Harness

To order an Owner's Manual Select this link to order an Owner's Manual for your radio.

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