Updated 8 May 2026
| Brand | K&K |
| Category | Guitars and Basses > Pickups > Acoustic Guitar Pickups > Miscellaneous Transducers for Acoustic Guitars |
| Available at | 1 UK stores |
| 90-day avg | £344.00 |
K&K
K&K Double Helix Upgrade System
£343.00Fair Price
Cheapest at Thomann · 1 store
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PRICE HISTORY
Current
£336
Change
+12.8%
Avg
£328
Low
£295
High
£350
Volatility
4.2%
PRODUCT DESCRIPTION
- K&K Double Helix Upgrade System
- Double Helix Upgrade System
- Supplement to the Pure Pickup
- Consisting of a K&K Double Helix Soundhole Pickup and a K&K Dual Channel Pro Preamp ST Preamplifier@+*K&K Double Helix Soundhole Pickup:*
- Double-coil magnetic soundhole pickup for steel-string acoustic guitars
- With phase reverse and tone switch (bright ‘gloss’ or substantial ‘steam’)
- Works completely hum-free in all presets@+*K&K Dual Channel Pro Preamp ST Preamp*: Preamp for piezo or magnetic pickup
- One stereo input
- One main/mix output
- One individual channel output
- Internal 3-band EQ for both channels
- Two volume controls
- Frequency range: 10 Hz - 30,000 Hz
- Input impedance: One mega ohm
- Output impedance: Three kilo ohm
- Power consumption: 3.5 mA