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Nu-VISTA 300 Power Amplifier

Instructions for Use.  Page 2 of 12

SAFETY INFORMATION

IMPORTANT!

This unit is supplied in the UK with a mains lead fitted with a moulded 13 amp plug.

If, for any reason, you need to cut off this plug, please observe the following safety precautions.
Please dispose of the cut-off plug safely.  It must not be plugged into a mains power supply. 

The wires in the mains lead supplied with this appliance are coloured in accordance

with the following code:

Green and yellow..............Earth 
Blue...............................Neutral 
Brown................................Live

WARNING - This appliance must be earthed

As the colours of the wires of the 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 with the
letter L or coloured red.

The wire which is coloured blue must be connected to the terminal which is marked with the
letter N or coloured black.

If connecting to a BS1363 plug, a 13 amp fuse must be used.

WARNING - Radio Frequency Interference (RFI)

This hi-fi product has been tested to ensure that its operation will not be adversely affected by
normal background levels of RFI. It is possible that if this product is subjected to abnormally
high levels of RFI the unit may be susceptible and not perform as expected.  In the unlikely
event of this happening on a regular basis, please contact Musical Fidelity's service department.
The unit has also been tested to ensure that it does not radiate excessive levels of RFI that could
affect other pieces of electronic or electrical equipment.
The electronics in modern hi-fi equipment is complex and hence may be damaged by lightning.
It is possible that during electrical storms the operation of some equipment may be adversely
affected.  For complete protection of your hi-fi system during such storms, mains plugs and aer-
ial leads should be disconnected.  

Always ensure that when disconnecting and reconnecting your hi-fi equipment the mains sup-
ply is switched off.

Содержание NU-VISTA 300

Страница 1: ...ronically the Nu Vista 300 matches perfectly with the Nu Vista preamplifier This Nu Vista 300 uses the very high quality 6CW4 Nuvistor triode valve the same as in the Nu Vista preamplifier Together the Nu Vista preamplier and power amplifier form one of the finest hi fi systems available For the best results Nu Vista interconnects and loudspeaker cables should be used If you have any questions abo...

Страница 2: ...e letter L or coloured red The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black If connecting to a BS1363 plug a 13 amp fuse must be used WARNING Radio Frequency Interference RFI This hi fi product has been tested to ensure that its operation will not be adversely affected by normal background levels of RFI It is possible that if thi...

Страница 3: ...NS LEAD IS NOT CONNECTED TO THE MAINS SUPPLY AND THE UNIT SWITCHED OFF BEFORE MAKING ANY CONNECTIONS THE NU VISTA 300 IS A VERY POWERFUL AMPLIFIER AND IS DESIGNED TO SUPPLY HIGH VOLTAGES AND HIGH CURRENTS THROUGH THE LOUDSPEAKER TERMINALS THEREFORE TO AVOID ANY POSSIBILITY OF AN ELECTRIC SHOCK DO NOT TOUCH THE SPEAKER TERMINALS WHEN THE UNIT IS BEING USED ...

Страница 4: ...gins and obsessive attention to magnetic flux This is not an amplifier for the timid Design objectives of the Nu Vista 300 power amp 1 Sound quality 2 Low distortion with low feedback 3 High power and high current 4 Stability margins 5 Consistency 6 Build quality and aesthetics 1 Sound quality The Nu Vista 300 power amp sets new standards for audio electronics because it is able to transfer the pu...

Страница 5: ... Ohms and about 1000 watts into 2 Ohms The Nu Vista 300 can deliver 80 amps peaks As far as we are aware there is not a loudspeaker in existence which can cause the Nu Vista even the slightest prob lem The Nu Vista 300 can sink any load presented to it and still continue to deliver almost limitless dynamic range Physical layout is critical to the perform ance of a power amp capable of such large v...

Страница 6: ...il spec aluminium billet and then machined and finished to the highest tolerance The custom made extrusions for the power supply are designed to be anti resonant as well as good looking The complete casework of the Nu Vista has a solid feel that reflects the excel lent materials and workmanship that go into its making The massive gold plated solid brass bi wiring loudspeaker terminals allow the us...

Страница 7: ...eaker leads and signal interconnects where they are not likely to walked on or trapped by items placed on them Do not use near water Do not place the units near direct heat sources such as radiators or other equipment that producers heat Do not place the units where they can be subjected to direct sun light Do not remove any covers or try to gain access to the inside The warranty is invalid if the...

Страница 8: ...3 4 5 6 7 8 9 1 RIGHT SPEAKER output terminals 2 RIGHT SPEAKER output terminals 3 LEFT SPEAKER output terminals 4 LEFT SPEAKER output terminals 5 RIGHT PSU INPUT socket 6 RIGHT AUDIO INPUT RCA socket 7 CONTROL PSU INPUT socket 8 LEFT PSU INPUT socket 9 LEFT AUDIO INPUT RCA socket Nu Vista 300 Power Amplifier Front Panel Nu Vista 300 Power Amplifier Back Panel ...

Страница 9: ...OL LED 4 RH PSU LED 5 RH CONTROL LED 3 ON OFF Mains switch 1 2 3 4 5 4 5 6 7 1 2 3 1 RIGHT PSU OUTPUT socket 2 CONTROL PSU OUTPUT socket 3 LEFT PSU OUTPUT socket 4 RIGHT PSU FUSE 5 CONTROL PSU FUSE 6 LEFT PSU FUSE 7 MAINS IEC INLET Nu Vista 300 PSU Front Panel Nu Vista 300 PSU Back Panel ...

Страница 10: ... the control PSU output to the control PSU input on the main amplifier Push the connectors into the sockets The Nu Vista 300 can be used with a pre amplifier or any line level source which has a volume control We highly recom mend the matching Nu Vista preamplifier How to connect your Nu Vista 300 for Normal Stereo use Connect the Left and Right outputs from your pre amp or other line level source...

Страница 11: ... casework Never put anything on top of your Nu Vista 300 Always ensure that the unit has adequate ventilation WARNING PROTECTION CIRCUIT The NU VISTA 300 is equipped with a sophisticated protection circuit If this cir cuit has been activated for any reason either of the red PROTECTION LEDs will light indicating which channel has been protected The amplifier will immediately go into standby mode Th...

Страница 12: ... INPUT IMPEDANCE 100KOhm S N RATIO 88dB A weighted Ref 1W 113dB A weighted Ref 300W POWER CONSUMPTION 1 2KW Max DIMENSIONS Amplifier 330 x 170 x 490 W x H x D Power supply 330 x 170 x 490 W x H x D Height includes feet Depth includes terminals Nu VISTA 300 Power Amplifier Instructions for Use Page 12 of 12 Power Amplifier Musical Fidelity reserves the right to make improvements which may result in...

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