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Ships within 48 hours · Estimated delivery Jun 29 - Jul 4
For Your Every Summer RSVP, with Code: SUMMER15
Description
kaluna pedal Vahlbruch Kaluna High Voltage Tube Overdrive PedalThe Valbruch KALUNA is a new and completely original design featuring an ECC83 12AX7 tube that is 100% pure analog tone! Operating at 250 volts, the dual triode tube circuit is powered by your standard 9V power supply, producing this very particular sweet harmonic content, overdrive clarity, fast pick attack response and complex compression, that we all love from cranked tube amps. The KALUNA is a super versatile, intuitive drive pedal with an
The Valbruch KALUNA is a new and completely original design featuring an ECC83/12AX7 tube that is 100% pure analog tone! Operating at 250 volts, the dual triode tube circuit is powered by your standard 9V power supply, producing this very particular sweet harmonic content, overdrive clarity, fast pick attack response and complex compression, that we all love from cranked tube amps. The KALUNA is a super versatile, intuitive drive pedal with an extremely open sound that's transparent with great dynamics. The gain characteristics from the KALUNA are organic and three dimensional, delivering mild breakup to creamy saturation.The KALUNA's unique circuit bears extraordinary touch sensitivity. Every musical nuance generated from your picking attack is exactly reproduced. The post tube, three band tone controls are extremely responsive, which is perfect for tailoring your tone to your specific gear and sound. The Vahlbruch KALUNA tube pedal definitely sounds different compared to solid state pedals and with its great clarity it will never mask the natural sound of your guitar and amplifier.
This pedal is equipped with my unique Magnetic Transducer Button = "MagTraB" switching technology:
Inside the button a magnet is integrated which position is measured by a sensor on the circuit board. If the button is now moved, e.g. if it is pressed downwards, the position of the magnet will also change. The sensor measures this change without any mechanical contact to the button and the information is send via a micro-controller to a gold-plated relay, which then does the actual audio signal switching. The advantages:
- MagTraB buttons are as good as indestructible!
- MagTraB delivers an almost infinite number of switching cycles - many, many millions!
- No annoying, mechanical switch clicks!
- Instead, the "MagTraB" push-buttons switch very smooth and quiet!
In only 4 steps you can choose if the pedal powers up in "true bypass" or "on"-mode:
- Step 1: Disconnect the power supply.
- Step 2: Hold down the "MagTraB" button.
- Step 3: Reconnnect the power supply, while remain pressing the "MagTraB" button.
- Step 4: Release the "MagTraB" button.
In order to undo the programming, simply repeat the steps 1-4. The next time your pedal powers up, it will automatically start in "on" in "true bypass" mode, just depending on what you have stored.
TECHNICAL SPECIFICATIONS:
- Sturdy and unique "MagTraB" switching technology
- New and completely original design featuring a ECC83/12AX7 tube that is 100% pure analog tone!
- The tube operating voltage of 250 volts is generated inside the pedal from your standard 9V power line.
- Intuitive DRIVE and VOLUME controls
- Extremely responsive, post tube, three band tone controls providing a boost/cut range of +/- 12dB
- The EQ is perfect for tailoring your tone to your specific gear and sound
- Input impedance: 1.0M Ohms, output impedance: 100 Ohms
- Current consumption: 500mA
- Dimensions: 120mm x 100mm x 48mm
- Weight: 375g
- Handmade in Germany
PLEASE NOTE:
This pedal requires an external regulated 9V/500mA power supply (optional). I recommend the BOSS PSA 230S or any other low noise power supply with the polarity: postive@ring / negative@tip. Do NOT supply this pedal with more than 9 volts!
During the tube warm-up period, the status LED will flash for 30 seconds while the pedal remains in bypass mode. After this the KALUNA is ready to go and the pedal can be activated.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
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Product Reviews
★★★★★ 5
Excellent value and has saved me from the sun!
Fit Type: Regular Fit, Color: White, Size: Large
I ordered this large mans shirt because it was 100% cotton and long sleeve. I am a woman and use it to protect myself from the sun walking my dog, very stiff at first, but comes out with several washes. I love the shirt!
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Reviewed in the United States on June 9, 2026
★★★★★ 4
NICE Shirt that SHRINKS!!
Fit Type: Regular Fit, Color: Blue, Size: X-Large
Loved this shirt right out of the package. Put a little steam pressing on it and it was perfect. Has a thicker softer feel than most casual dress shirts. Ordered XL with the "regular" fit and it could be worn tucked or out without it looking overly blousy. SADLY, after a first wash on cold and tumble dry low, and pulled it out early and it shrunk by almost a full size!!! The sleeves, length of shirt and overall fittage shrunk so that now it fits like a snug large. I've never had a shirt shrink like this, hence, the one star off. I would have given it 2 stars off, but the original quality of the shirt is nice, just beware of the shrinkage factor. Don't put it in the dryer at all, only air dry it. I'm tempted to reorder another but just then never put it in the dryer.
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Nice shirt, could be more "slim fit" in LG size...
Fit Type: Slim Fit, Color: White, Size: X-Large
This is a very nice shirt, good quality, reasonable cost. I am 6'-3", 190 lbs. ,33" waist, 44 chest, a slim (not so young anymore) athletic build:)
The Medium size was a good chest & waist fit for a slim fit look, but the arms were too short. I had to go with a Large size for the sleeve length. With the Large size, the chest is good, but the waist is a too loose for me to be a "slim fit". I am keeping the shirt anyway, it's very comfortable with soft & thick material.
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Reviewed in the United States on June 6, 2023
★★★★★ 5
Worked well first try
Fit Type: Slim Fit, Color: Grey, Size: X-Large
Very nice. Satisfied
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Reviewed in the United States on May 18, 2026
★★★★★ 4
Great price with good quality - Just be prepared to iron it.
Fit Type: Slim Fit, Color: Grey, Size: X-Large
Nice shirt, especially for the price. You will need to iron it to get the wrinkles out, as I have a professional steamer, and it still looks unfinished even when using it.
If you iron and starch it, it will look very nice, and it does not wrinkle as badly as I thought it would.
The fit is perfect, and the softness, color, and feel are nice as well. This shirt can go from casual to dress right out of the closet (ironed, of course).
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Reviewed in the United States on January 21, 2026
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