Doepfer A-138D
Professional music gear - detailed information and where to buy
Doepfer
A-138D
Product Info
Article Number:
247129
Brand:
Doepfer
Model:
A-138D
Category:
Ring Modulator, Crossfade Modules
Price:
$82.50
* Prices may vary. Check retailer for current pricing and availability.
The A-138D is a workhorse crossfader and simple FX insert, perfect for those wanting a reliable utility module in their modular system. It’s a no-frills solution for blending signals or routing effects, and the Doepfer build ensures it’ll last. Great for beginners or anyone needing a solid, compact crossfader.
Product Description
- Doepfer A-138D
- Crossfader/ FX Insert
- Can be used as a crossfader between two signals or as an insert for external effects
- Euro rack format
- Width: 8 HP
- Depth: 40 mm
- Power consumption: +20 mA (+12V)/ -20 mA (-12V)
PROS
- • Solid Doepfer build quality, feels robust and reliable
- • Versatile crossfading and FX insert functionality
- • Compact 8HP footprint, ideal for dense racks
- • Simple, intuitive controls for immediate manipulation
CONS
- • Limited modulation options compared to more complex modules
- • Basic crossfader curve – lacks finer adjustment
- • Power draw is a bit higher than some alternatives
Product Video
Key Features
Type
Crossfader/FX Insert
Controls
Crossfader position, Level A, Level B
HP Width
8
Depth
40 mm
Power Draw
+20 mA / -20 mA
CV Inputs
None
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Frequently Asked Questions
No, this module lacks CV input for the crossfader position, making it manually controlled only.
While many other crossfaders offer more advanced features like curve shaping, the A-138D prioritizes reliability and a simple, straightforward workflow at a budget-friendly price point.
Yes, the level controls allow you to precisely match the input and output levels, minimizing volume jumps when patching effects.
