6J1 x2 HiFi tube valve class A preamp amplifier with transformer 110V/220V
Mini kit，size:L100*W70*H50(mm)，it\'s cool.and also with warm sound output.
It\'s a very cool preamp.it\'s newest version.
1，PCB Circuit layout is reasonable and beautiful， minimize noise，warm sound，perfact for listen person singing.
2，About the input and output interface.all using GOLD RCA interface.
3，Best for your desk headphone amplifier or home power amplifier.make the sound more warm.
else.becaue is tube preamp.usually the amplifier need warm time about 5-10 minutes，after can work in perfact status.
NOTIC:for some new HiFi fans，the Preamp is not like power amplifier，you can not direct connect it to your speaker or headphone.need connect it to Power amplifier.sample Guide:
CD/MP3 player--->6J1 preamp--->Power amplifier--->speaker
Input volage:AC12V/1A
Interface:Gold RCA*2(input and output)
Volume knob with volume and Turn ON/OFF function
Weight:350g
Input/output impedance:100K
Package included:
1 x HiFi preamp kit
1 x Peking 6J1 *2 tubes
2 x Panel，4x screws
1 x Transformer 110V/220V，output AC:12V/1A，(i will sent correct model to you by your address(country)，with EU/UK/US/AU plug for choice)
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