Musical Fidelity PRIMO Instruction Manual Download Page 11

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Primo preamplifier

SPECIFICATIONS

Issue 1

Page

Specification:

Maximum Output Voltage

32Vrms

Output

impedance

600

ohms

THD + N, 20Hz to 20 kHz

0.005% typical

Signal / noise ratio

>105dB

Input sensitivity for full
output

Input impedance

150K ohms CT (centre-tapped)

Overload

margin

30dB

Channel

separation

105dB

Frequency response

5Hz- 50KHz -0.5dB

Power requirement:

115/230V (factory preset)
or 100V only
120 W maximum (operating)
<20W (standby)

Connections:
(Main unit)

Line level inputs

5 pairs line level RCA connectors
5 pairs XLR (female) balanced line level inputs

Line level outputs

1 pair RCA preamp line outputs (level controlled by volume)
1 pair XLR (male) balanced outputs

Tape outputs

1 pair RCA tape line outputs (fixed level)

Trigger Input

3.5mm mono jack socket ±5 to ±12V

Trigger Output

3.5mm mono jack 5 to +12V (tip +, sleeve -)

Power input:

3 pin IEC from mains

Accessories:

Mains lead

10 Amp IEC type

1 off

Remote control

PRIMO Preamplifier remote control 1 off

Batteries

Size CR2450, Lithium button type

1 off (supplied, fitted)

Dimensions: Unit

only

483mm

Inches

Wide

150mm

6 Inches

High inc. feet

410mm

16¼ Inches

Deep inc. volume control and rear panel sockets

Weight: 16.8kg,

37lbs

Dimensions:

Unit in shipping carton

695mm

⅓

inches

610mm

inches

385mm

⅛

inches

Weight: 22kg, 44½lbs

Musical Fidelity reserves the right to make improvements which may result in specification or feature

changes without notice.

Summary of Contents for PRIMO

Page 1: ...ng setup Ease of use is augmented by the unit producing a trigger output to switch on any amplifier which accepts 5 12V trigger input as well as trigger input which will automatically allow the preamp itself to be controlled from a trigger source The Primo Valve Preamplifier is designed to be partnered with all current and future AMS and TITAN products connecting directly balanced inputs The Primo...

Page 2: ...nformation 5 Disposal information EU disposal information 6 Installation Introduction Cleaning Installation Audio connection 7 Facilities and connections Main unit front rear panels 8 Remote control Operation and illustration 9 Operation Starting Volume Mute Phono CD TUNER AUX HT TAPE Recording 10 Problems Basic amplifier fault finding 11 Specifications 12 Manual history ...

Page 3: ...is appliance may not correspond with the coloured markings identifying the terminals in the 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 ...

Page 4: ...e unit before further use Entry of liquid into the Primo Valve Preamplifier is dangerous and may cause electric shock or fire hazard Do not place the unit near direct heat sources such as radiators direct sunlight or other equipment Dust regularly with a soft cloth or soft brush but be careful when using cleaning or polishing agents they may harm the surface finish The electronics in modern hi fi ...

Page 5: ...l prodotto FACHGERECHTE ENTSORGUNG Das auf der Geräterückseite angebrachte Label deutet darauf hin dass das Produkt nicht mit konventionellem Hauskehricht entsorgt werden darf Um Schäden und Verschmutzungen an Umwelt und Mensch zu vermeiden muss das Produkt fachgerecht entsorgt und von anderem Abfall getrennt werden Wenden Sie sich bei Fragen hierzu an Ihren Fachhändler oder an eine öffentliche In...

Page 6: ...k of it being knocked or subjected to vibration such as from loudspeakers This is of particular importance for the Primo as all valves can be prone to some microphony and this could result in undesired feedback artefacts in the signal The Primo also features a high input impedance circuit which is very sensitive Keep all mains and power supply leads well away from the input leads and sockets and k...

Page 7: ...CA sockets 13 AUX 1 RCA input sockets 14 AUX 1 Input type selector switch 15 TUNER RCA input sockets 16 TUNER Input type selector switch 17 CD RCA input sockets 18 CD Input type selector switch 19 MAIN OUTPUT XLR sockets 20 TAPE XLR input sockets 21 AUX 2 XLR input sockets 22 TRIGGER IN 3 5mm mono socket 23 POWER INPUT IEC from mains supply 24 TRIGGER OUT 3 5mm mono socket 25 MAINS ON OFF switch 2...

Page 8: ...cordance to local regulations Changing the Battery If the remote fails to operate the Primo functions correctly or a substantial reduction in range is observed the battery may be exhausted 1 Remove the six screws in the base of the remote control 2 Remove the base to gain access to the battery holder in the bottom left of the remote 3 Gently Lift the spent battery from the holder 4 Discard the spe...

Page 9: ...XLR sockets see p 7 Select TUNER input using the TUNER source button so the LED above is lit Selecting the TUNER input can also be achieved using the corresponding button on the remote handset see p 8 AUX1 To use the AUX1 input connect source outputs to the AUX1 input RCA or XLR sockets see p 7 Select AUX1 input using the AUX1 source button so the LED above is lit Selecting the AUX1 input can also...

Page 10: ...nds not connected Insert plug securely Check cable is connected at both ends Check the corresponding input switch is correctly set for RCA or XLR input N B Some esoteric cables have internal wiring intentionally disconnected modified For best results on all inputs please use good quality screened coax signal and screens both separately connected at both ends No audio output or too low level output...

Page 11: ...utputs level controlled by volume 1 pair XLR male balanced outputs Tape outputs 1 pair RCA tape line outputs fixed level Trigger Input 3 5mm mono jack socket 5 to 12V Trigger Output 3 5mm mono jack socket 5 to 12V tip sleeve Power input 3 pin IEC from mains Accessories Mains lead 10 Amp IEC type 1 off Remote control PRIMO Preamplifier remote control 1 off Batteries Size CR2450 Lithium button type ...

Page 12: ...Primo preamplifier MANUAL REVISION Issue 1 Page 12 of 12 RELEASE DATE CHANGES Issue 1 11th March 2009 1st issue ...

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