Products > Amp Audio Upgrade Kits

+ Amp Audio Upgrade Kits

Our audio upgrade kits offer a selection of the best quality modern production items along with high quality new old stock valves to give you an improved sound and a cost effective upgrade. We have over 30 years' experience with using and listening to high end audio amplifiers and over 25 years in improving the valves. These kits have been put together after many hours of listening tests to confirm the valves performance in any given application.

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NameBrandCommentStockPrice PhotoOrder
Little Bear P5 Pre Amplifier General Electric 5654W Upgrade KitLittle Bear AmplifiersThe General Electric JAN 5654W is a military version of The EF95 6AK5 pentode.The W Jan version had a number of final ...In stock£17.00Buy Now
Little Dot LD1+Headphone Amplifier General Electric 5654W Upgrade KitLittle Dot Amplifiers The General Electric JAN 5654W is a military version of The EF95 6AK5 pentode.The W Jan version had a number of final ...In stock£17.00Buy Now
Nobsound NS 08E Headphone Amplifier 6J9 Mullard E180F Upgrade KitNobsound Amplifiers For models fitted with Chinese 6J9

The Mullard E180F/CV3998 is a special high quality Gold pin military Long ...In stock£18.00Buy Now
Little Bear P5 Pre Amplifier 5654W Radio Technique Upgrade KitLittle Bear AmplifiersThe Radio Technique RTC EF95 was produced by Mullard for Radio Technique which was part of the Philips group in the ...In stock£20.00Buy Now
Quad QC 24 Pre Amp Upgrade kitQuad Amplifiers Quad QC-24 Pre amp is a modern day upgrade to the classic quad control unit.The QC Twenty Four has 2 main outputs, 2 ...In stock£20.00Buy Now
Little Bear P5 Pre Amplifier Siemens 5654W Upgrade KitLittle Bear AmplifiersThese are the military high grade Siemens 5654W which are a high quality vibration proofed EF95. This valve has been ...In stock£24.00Buy Now
Little Bear P5 Pre Amplifier Mullard M8100 Upgrade KitLittle Bear AmplifiersThe Mullard M8100/CV4010 is a special high quality military version of the EF95. The valves construction allows the ...In stock£24.00Buy Now
Little Dot LD1+Headphone Amplifier Mullard M8100 Upgrade KitLittle Dot Amplifiers The Mullard M8100/CV4010 is a special high quality military version of the EF95. The valves construction allows the ...In stock£24.00Buy Now
Little Dot LD1+Headphone Amplifier Siemens 5654W Upgrade KitLittle Dot Amplifiers These are the military high grade Siemens 5654W which are a high quality vibration proofed EF95. This valve has been ...In stock£24.00Buy Now
Little Dot LD1+Headphone Amplifier Brimar EF92 CV131 Upgrade KitLittle Dot Amplifiers Brimar CV131/EF92 Kit

Brimar CV131/EF92 has been specially chosen for your Little Dot amplifier and represents ...In stock£25.00Buy Now
Schiit Vali 2 Headphone Amplifier Philips ECC88 Upgrade KitSchiit Audio AmplifiersWe use the Philips ECC88 due to its exception sound quality in this upgrade kitSound wise; this valve has it all, speed ...In stock£25.00Buy Now
Quad AM1 Tuner Upgrade KitQuad Amplifiers Original Quad AM1 tuner that was introduced in 1954 and remained in production until 1960.This upgrade kit uses a set ...In stock£33.00Buy Now
Little Bear P7 6080 5670 GE Headphone Amplifier Upgrade KitLittle Bear AmplifiersThe 5670W General Electric has superb sound quality with a nice musical presentation. It offers more clarity and better ...In stock£44.00Buy Now
Little Bear P7 6080WC Philips GE 5670 Headphone Amplifier Upgrade KitLittle Bear AmplifiersThe 5670W General Electric has superb sound quality with a nice musical presentation. It offers more clarity and better ...In stock£47.00Buy Now
Little Bear P5 Pre Amplifier Siemens 5654W Mullard M8100 Duo Upgrade KitLittle Bear AmplifiersDuo upgrade Kit

The Duo kit consists of 2 Mullard M8100 and 2 Siemens 5654W EF95 types for tube rolling in your ...In stock£48.00Buy Now
Little Dot LD1+Headphone Amplifier Siemens 5654W Mullard M8100 Duo Upgrade KitLittle Dot Amplifiers Duo upgrade Kit

The Duo kit consists of 2 Mullard M8100 and 2 Siemens 5654W EF95 types for tube rolling in your ...In stock£48.00Buy Now
Schiit Lyr 2 Headphone Amplifier Philips ECC88 Upgrade KitSchiit Audio AmplifiersWe use the Philips ECC88 due to its exception sound quality in this upgrade kit.Sound wise; this valve has it all, ...In stock£50.00Buy Now
Schiit Mjolnir 2 Headphone Amplifier Philips ECC88 Upgrade KitSchiit Audio AmplifiersWe use the Philips ECC88 due to its exception sound quality in this upgrade kit.Sound wise; this valve has it all, ...In stock£50.00Buy Now
Quad AM2 Tuner Upgrade KitQuad Amplifiers Original Quad AM2 tuner that was introduced in 1960 and remained in production until 1969. This upgrade kit uses a ...Sold Out£51.00Buy Now
Quad AM3 Tuner Upgrade KitQuad Amplifiers Original Quad AM3 tuner that was introduced in 1969 and remained in production until 1973. This upgrade kit uses a ...Sold Out£51.00Buy Now
Little Dot MK2 Headphone Amplifier 6H6N General Electric 5654W Upgrade KitLittle Dot Amplifiers The General Electric JAN 5654W is a military version of The EF95 6AK5 pentode.The W Jan version had a number of final ...In stock£53.00Buy Now
Little Dot MK3 Headphone Amplifier 6H6N General Electric 5654W Upgrade KitLittle Dot Amplifiers The General Electric JAN 5654W is a military version of The EF95 6AK5 pentode.The W Jan version had a number of final ...In stock£53.00Buy Now
Ear Acute Classic CD player National Matsushita PCC88 Revalve KitEar Yoshino Amplifiers Ear Yoshino products are renowned around the world for their sound quality and our revalve kits consist of a specially ...In stock£~~60.00~~
£54.00Buy Now
Little Dot MK2 Headphone Amplifier 6H6N 5654 RT Upgrade KitLittle Dot Amplifiers The Radio Technique RTC EF95 was produced by Mullard for Radio Technique which was part of the Philips group in the ...In stock£56.00Buy Now
Little Bear P7 6080W Telefunken GE 5670 Headphone Amplifier Upgrade KitLittle Bear AmplifiersThe 5670W General Electric has superb sound quality with a nice musical presentation. It offers more clarity and better ...In stock£57.00Buy Now