This high quality tube will replace all 12AT7, 12AT7A, 12AT7WA, ECC81, E81CC and 6060 tubes. A high quality tube manufactured specifically for guitar applications.

This high quality tube will replace all 12AU7, 12AU7A, 12AU7WA, ECC82, E82CC, ECC802, 5814, 6067, 6189 and M8136 tubes. A high quality durable tube selected specifically for guitar applications.

This high quality tube will replace all 12AX7, 12AX7A, 12AX7WA, ECC83, E83CC, ECC803S, 5751, 6157, 7025, and M8137 tubes. The 12AX7 is the single most important signal preamp tube. PM tubes are built to the highest possible standard and have extra screening to eliminate microphony (squeal) and excessive white noise.

The 12AX7 is the single most important signal preamp tube. PM tubes are built to the highest possible standard and have extra screening to eliminate microphony (squeal) and excessive white noise. The PM 12AX7LM (LOW MICROPHONY) will replace the same tube as the 12AX7A but is the better choice for critical position in your amp. 

This small compact power tube is a re-design of the American tube used in small amps in the under 30 watts category. It has a very sweet vintage character ideal for amps like the Fender Princeton.

Matched pair PMEL84 (6BQ5, 7189) output valves.  Improved design for better frequency response, deep bass, articulate mids and good highs.

This is a quality robust tube which has been successfully used by guitar amplifier OEM for some years. This tube is the perfect choice for a balance between quality and cost. Made in China.  

This is a quality robust tube which has been successfully used by guitar amplifier OEM for some years. This tube is the perfect choice for a balance between quality and cost. Made in China.  Will replace any factory fitted EL34 or 6CA7 type.

NOS SED (Svetlana Electron Devices) 'winged C' 6550C. 2011 date codes.

The Svetlana 6550C is a high frequency beam power tetrode intended for ultra linear audio frequency power amplification service. The 6550C has the following features: Increased peak cathode emission from new cathode materials. Stable operation from extended processing and ageing.

NOS SED (Svetlana Electron Devices) 'Winged C' 6550C. 2009 date codes.

The Svetlana 6550C is a high frequency beam power tetrode intended for ultra linear audio frequency power amplification service. The 6550C has the following features: Increased peak cathode emission from new cathode materials. Stable operation from extended processing and ageing.

Official factory spec sheet here