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Issue 1 :  January 2005 

kW Phono Pre-Amplifier 

Instructions for use 

Page of

 

 

CONNECTIONS

 

and

 

FACILITIES 

 

 

 

  1   2 3   4 5 6 7 8 9 1

 

FRONT  PANEL

 

 

 

  1  Illuminated feet with multi-colour 
   

indicator LEDs (see page 6) 

 2 

POWER

 mains on/off push switch 

  3  Power on indicator LED 
 4 

M

oving 

M

agnet

 

/

 

M

oving 

C

oil 

   

input selection button (see page 6) 

 

 

M

oving 

M

agnet input indicator LED 

M

oving 

C

oil input indicator LED 

RIAA

 compensation indicator LED 

IEC

 compensation indicator LED 

RIAA

 

/

 

IEC

 compensation selection button (see page 6)

 

 

 

 

REAR  PANEL

 

 

 

 10 

M

oving 

C

oil input socket - right channel 

 11 

M

oving 

M

agnet input socket - left channel 

 12 

M

oving 

C

oil input socket - left channel 

  13  Mains inlet socket - IEC type (10 Amp) 
 14 

M

oving 

M

agnet input socket - right channel 

 15 

M

oving 

M

agnet impedance selection switch 

   

- right channel (see page 6) 

 16 

M

oving 

C

oil 

LOADING

 selection switch 

   

- right channel (see page 6)

 

 

 

17  Phono chassis earth terminal 
18 

M

oving 

M

agnet impedance selection switches 

 

- left channel (see page 6) 

19 

M

oving 

C

oil 

LOADING

 selection switch 

 

- left channel (see page 6) 

20  Audio output socket - 

RIGHT

 channel 

21  Audio output socket - 

LEFT

 channel 

 

 

 

 

 

10 

11 

12 

 

 

 

 

 

13

 

 

 

 

14  

 

 

 

15 

 

16 17 18 19  

 

20 21

 

Summary of Contents for kW 750

Page 1: ...nding musical reproduction Aesthetically the kW Phono is a perfect match for the kW 750 Power Amplifier kW Hybrid Line Level Preamplifier and kW SACD Player Together they form one of the finest hi fi systems available Dust regularly with a soft duster or soft brush but be careful when using cleaning or polishing agents they may harm the surface finish If you have any questions about your audio sys...

Page 2: ...mains lead of this appliance may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured green and yellow must be connected to the terminal in the plug which is marked with the letter E or coloured green or green and yellow or by the earth symbol The wire which is coloured brown must be connected to the terminal which is marked...

Page 3: ...lectric shock or fire hazard Do not place the unit near direct heat sources such as radiators direct sunlight or other equipment Do not remove any covers or try to gain access to the inside There are no internal adjustments or fuses you can replace yourself Refer all service work to an authorised Musical Fidelity agent Note Unauthorised opening of the equipment will invalidate any warranty claim D...

Page 4: ...compensation selection button see page 6 REAR PANEL 10 Moving Coil input socket right channel 11 Moving Magnet input socket left channel 12 Moving Coil input socket left channel 13 Mains inlet socket IEC type 10 Amp 14 Moving Magnet input socket right channel 15 Moving Magnet impedance selection switch right channel see page 6 16 Moving Coil LOADING selection switch right channel see page 6 17 Pho...

Page 5: ...only A four way switch underneath the PHONO MM input socket is for matching the characteristics of your phono pickup and lead to the kW Phono When all the switches are off up the input impedance is 68K Ohms in parallel with 47pF capacitance When each individual lever is moved downwards loading of the MM phono input circuit changes as shown by adjacent graphics on the rear panel see also specificat...

Page 6: ...M MC SWITCHING Your kW Phono preamplifier has independent circuits for moving magnet MM or moving coil MC phono pickups To obtain the preferred input press the MM MC selector button on the front panel A corresponding blue indicator on the front panel will light to confirm your selection Each press of the button changes over input between the two options CAUTION only operate this function at low vo...

Page 7: ...alance error 0 5dB typical Signal noise ref 1Volt RMS output 78dB Moving Magnet A weighted 75dB Moving Coil A weighted Frequency response reference IEC RIAA see graph Input sockets 2 phono Moving Magnet via RCA connector 2 phono Moving Coil via RCA connector Output sockets 2 RCA connectors for line level output Power requirements 115 230 Volts or 100 V AC 50 60Hz factory preset 25 watts maximum Di...

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