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Lab12 suono- 25W Class A Single Ended Power Amplifier 

Page 

9

 of 

9

 

 

 

For the safety of your equipment 

 

 

Make sure that all your equipment is turned off before any connection. 

 

! To avoid damaging your speakers you have to turn on suono some seconds after 

turning on your preamplifier and turn it off some seconds before turning off your 
preamplifier. 

 

!  Never  turn  on  suono  without  connected  speakers  or  preamplifier  on  it.  It  is 

possible to damage tubes or even output transformers. 

 

 

  

Specifications 

 

 

 

Power: 230VAC 50Hz (115VAC 60Hz) 

 

Power consumption: 350 VA max 

 

Output power: 25 Watt per channel (KT 150) 

 

Frequency response: 20 Hz-25 KHz (-0.9dB) 

 

Input impedance: 100K ohm 

 

Recommended speakers: 4-8 ohm 

 

Tube complement: 2x 6n2p dual triodes, 2x KT-150 Power Pentodes 

 

Input sensitivity: 600mV triode mode / 500mV Ultra Linear mode 

 

Inputs: 1x line stereo (RCA connectors) 

 

Available Colours: Matt Black 

 

Dimensions (WxHxD): 43x19x29 cm 

 

Weight: 18Kg 

 

 
Warranty  

 

This device has 5 years warranty for all parts (or 90-Day Limited Warranty for vacuum tubes) from the 
day of purchase. 

Содержание suono

Страница 1: ...Owner s Manual suono 25W Class A Single Ended Power Amplifier www lab12 gr manual v1 6 ...

Страница 2: ...lifier Page 2 of 9 Table of Contents It is yours Unpacking and warnings Features Installation Placement Suono Tubes Position Front Panel Rear Panel Main connections Bias Setting For the safety of your equipment Specifications 3 3 4 4 5 6 7 8 8 9 9 ...

Страница 3: ...forget that your suono is totally handcrafted with perfectly matched parts of the finest selections In order to reach the optimal performance your suono needs at least 150 hours of listening In this time all components go from burn in period to stable Before setting up your new suono we encourage you to thoroughly read this manual to properly acquaint yourself with its features We love music and a...

Страница 4: ...ld compromise suono s performance and reliability Carefully put the tubes in dedicated sockets Make sure that the tubes are perfectly snap into sockets See bellow page Due to high power tubes design suono s chassis could be hot so you should never place another hot component directly near this device Make sure that the device has enough space to ventilate Tubes will be hot this is normal Be carefu...

Страница 5: ...Positions Insert the tubes carefully in each position All tubes are marked with position number was placed during calibration and burn in of suono All in box tubes are perfectly matched during calibration to achieve a perfect balanced operation V1 KT150 V2 KT150 V3 6n2p V4 6n2p ...

Страница 6: ... and two VU meters The three LEDs C indicate that the device is powered on To the left of the 3 LEDs you will see a retro analog VU meter A You can accurately monitor the output level of left channel on dB scale To the right of the 3 LEDs you will see a retro analog VU meter B You can accurately monitor the output level of right channel on dB scale ...

Страница 7: ...ou will find an IEC AC input Below IEC input A the main fuse holder B and the Power switch C are located A pair of RCA connectors F is located about in the middle of the back panel It is the input of the signal from your preamplifier Bellow signal input you can find the speaker outputs D E You have the choice of 4 or 8 ohm output for perfect matching with your speaker impedance ...

Страница 8: ...oose the operation of suono between triode or Ultra Linear pentode mode to tune the sound closest to your taste This can be done through two toggle switches on the back of power tubes Position both switches towards to transformers for Triode mode or towards to tubes for Ultra Linear pentode mode Always do this selection with your amplifier turned off Suono is fully compatible with the best octal t...

Страница 9: ...s possible to damage tubes or even output transformers Specifications Power 230VAC 50Hz 115VAC 60Hz Power consumption 350 VA max Output power 25 Watt per channel KT 150 Frequency response 20 Hz 25 KHz 0 9dB Input impedance 100K ohm Recommended speakers 4 8 ohm Tube complement 2x 6n2p dual triodes 2x KT 150 Power Pentodes Input sensitivity 600mV triode mode 500mV Ultra Linear mode Inputs 1x line st...

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