Universal Audio UAFX Flow Vintage Tremolo

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Universal Audio UAFX Flow Vintage Tremolo

Universal Audio

UAFX Flow Vintage Tremolo

4.4 Expert Rating

Product Info

Article Number: 578509
Model: UAFX Flow Vintage Tremolo
Price: $141.90

* Prices may vary. Check retailer for current pricing and availability.

The UAFX Flow is a surprisingly good-sounding tremolo pedal, especially if you're chasing that classic Fender vibe. The Dharma mode is a real highlight, and the tap tempo is a welcome addition. It's a fantastic option for players wanting authentic vintage tremolo without a ton of extra fuss, and it's compact enough for any pedalboard.

Product Description

  • Universal Audio UAFX Flow Vintage Tremolo
  • Effect Pedal for Electric Guitar
  • With three variations of tube-based tremolo effects
  • tap tempo
  • emulated preamp circuit and volume boost
  • Three tremolo modes: Dharma (harmonic tremolo)
  • 65 (round
  • sine wave) and Square (choppy square wave)
  • True / buffered bypass
  • Input and output: 6.3 mm jack
  • USB Type-C connection for updates via computer
  • Power supply via 9 V DC mains adapter with min. 250 mA
  • center-negative (not included) - suitable mains adapter: Art. #543322#
  • Dimensions (W x H x D): 6.55 x 5.81 x 12.07mm
  • Weight: 299 g
PROS
  • • Dharma mode convincingly replicates a vintage Fender amp's harmonic tremolo.
  • • The '65 mode delivers a smooth, musical sine wave pulse, great for subtle movement.
  • • Solid, compact build with a robust metal enclosure feels very roadworthy.
  • • Tap tempo functionality is precise and responsive, easily synchronized to the beat.
CONS
  • • Square wave mode can sound a bit harsh and digital, lacking warmth.
  • • Requires a separate power supply, adding to the overall expense.
  • • Limited to tremolo effects; lacks versatility for broader sound shaping.

Product Video

Key Features

Effect Type Vintage Tremolo
Controls Level, Speed, Tap Tempo Footswitch, Mode Selector Switch
Bypass Type True Bypass
Power Supply 9V DC Mains Adapter (250mA minimum, center-negative)
Connections 6.3mm Input/Output Jacks, USB Type-C
Dimensions 6.55 x 5.81 x 12.07mm

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Frequently Asked Questions

The Flint offers a wider range of effects, but the Flow nails the specific sound of vintage Fender tremolo circuits more accurately and with a simpler interface.
Currently, the USB connection is mainly for firmware updates, although Universal Audio may introduce parameter control in the future.
It’s a subtle addition, aiming to recreate the warmth and character of a vintage tube preamp, adding a touch of grit and fullness to the tremolo signal.

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