Replacement Valve Kit for Rivera Quiana 50

Rivera Quiana Studio 50 112

Looking for great sounding valves for Rivera Quiana 50 amplifier? You’ve come to the right place.

Best valves for Rivera Quiana 50 Studio 112 amplifiers.

The Rivera Quiana 50 Studio 112 amplifier uses 4 x ECC83 preamp valves (also known as 12AX7), 1 x Balanced ECC83 for the phase inverter and a matched pair of 6L6GC power valves/power tubes.

We always recommend JJ valves for Rivera Quiana 50 amplifier. They offer a great tone at a very competitive price. You can order these singly or the power valves as matched pairs. We also offer a full replacement kit.

Order your valves for Rivera Quiana 50 below and hear the difference.

Bring back the power and sparkle to your guitar amplifier. Treat yourself to a brand new set of valves.

  • Selected premium-grade valves for superior tone, power and performance.
  • Every valve kit is fully tested and digitally matched and balanced before they leave our warehouse.
  • We offer a range of delivery options with full tracking and insurance so you know they will arrive safely.
  • Global delivery – we ship all over the world every day.

Replace the valves on Rivera Quiana 50 Studio 112 amplifiers.

If you have any questions about replacing the valves for Rivera Quiana 50 please do not hesitate to get in touch. We have over 30 years of experience and will be happy to advise.

We also suggest you take a look at our very helpful FAQ section. Here we provide the answers to most questions as well as giving loads of useful tips if you have never changed your tubes before

About the Rivera Quiana 50 amp:

First of all the Rivera Quiana 50 is a hand-crafted all-tube amplifier that has 50 watts of sweet clean power. Especially relevant, valves for Rivera Quiana 50 – 2 x 6L6GC and 5 x ECC83.

The Rivera Quiana 50 has two distinctly different sounding channels. Each channel has its own 3-band EQ and ranges from the tweed clean to blackface gain. Another feature is foot-switchable boosts on each channel which makes the Rivera Quiana 50 perfect for gigging.

Featuring a 6 spring “Hammond Long Pan” reverb. The Rivera Quiana 50 also has a special Focus and Presence control for speaker damping and final high-frequency EQ. The Rivera Quiana 50 has a Vintage/Modern switch on the rear panel allowing the power to be cut in half and sweeten the even harmonics. A serial effects loop with level controls allow patching in any external effects pedal.

To conclude, the Rivera Quiana 50 has an extra deep cabinet giving a warm bottom end (apparently we are allowed to say that). The Celestion Vintage 30 speaker sounds really great. The speaker cab is built of hardwood plywood so it’s a rugged amp that can handle the knocks.

The padded strap handle, rugged chrome corners and heavy-duty rubber feet all help to make daily transport easy. The Rivera Quiana 50’s Front Panel is Silver nomenclature on a black background. Black knobs with white numbers round off the controls.


  • 50-watt tube combo guitar amp.
  • 2-Channels with 3-band EQ.
  • Serial effects loop.
  • Lush 6 Spring Accutronics long-pan reverb.
  • Valves for Rivera Quiana 50: 2 x 6L6GC + 5 x ECC83 (one balanced).
  • Quiana 50 Output power: 50+ watts RMS into 4, 8, or 16 ohms.
  • Pull Mid-Scope feature allows for thicker leads.
  • Pull-warm allows for smoother highs.
  • 12″ Celestion Vintage 30 speaker.
Tubes for sale for Rivera Quiana 50 amplifiers.

If you’re looking for great sounding valves for Rivera Quiana 50 amplifier you’ve come to the right place.

Simply choose the complete replacement valve kit or the seperate valves for your amplifier below:
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