HIFI C3850 Single-ended Class A Preamplifier With 3 Way RCA input Reference Accuphase C3850 circuit
You will be redirected to AliExpress to complete your purchase
Specifications
- Brand Name
- GZLOZONE
- Maximum Power Per Channel
- NO POWER
- Origin
- Mainland China
- Package
- Yes
- Channels
- 2 (2.0)
- Certification
- None
- Model Number
- C8-2
Product Description
Introduction:
This preamp is reference is from the Accuphase C3850 circuit .it is worth making and admiring preamp circuit. If you do it carefully, the effect is much better than the general pre-stage. It is looser, more delicate, warmer and charming, much better than Ordinary tube and op preamp.
The circuit architecture uses the operational amplifier as the basic amplifier. Discrete parts are added to increase the open-loop gain, and the voltage and current dual feedback circuit is used to reduce distortion. The output tube uses the British original famous tube ZTX450 ZTX550, and the output is in Class A status. The music tastes very good. Bold
Input voltage: AC 115V or 230V (Optional)
Size:262mm*65mm*295mm (W*H*D)
Support 3 way stereo Audio input. one way output.
Color: Black or Silver
Weight: About 3KG
Main materials:
● 30W oxygen-free copper R type transformer
● Japanese original ALPS volume potentiometer
● UK NOVER main filter capacitor
● ELNA WIMA Decoupling Capacitor
●718 Military Resistor
● High quality pure copper RCA terminal
● All aluminum frosted shell
The standard op amp are 2pcs Philips NE5534 (this NE5534 are used, but 100% original Philips. it works in good performance.) customers also can upgrade other single op amps, such as OPA627, LME49710, OPA1611, etc.
Package include:
HIFI C3850 Single-ended Class A Preamplifier X 1
No AC power cable included.
Pros & Cons
Pros
- Reference-designed after the Accuphase C3850 circuit for warm, detailed audio performance
- 3-way RCA input for connecting multiple stereo audio sources
- 2-channel (2.0) stereo design for high-fidelity home audio setups
- Compact, minimalist design suitable for most home stereo systems
Cons
- No specified maximum power output per channel in the provided product specs
- Requires careful assembly, which may be challenging for novice audio users
- No included remote control for adjusting input or volume settings
- Discrepancy between listed model number (C8-2) and advertised Accuphase C3850 reference design
Common Questions
What circuit design is this preamplifier based on?
It is reference-designed after the Accuphase C3850 circuit for high-fidelity audio performance.
How many audio channels does this preamplifier have?
It features a 2-channel (2.0) stereo design for high-quality audio playback.
How many RCA input options does this preamplifier offer?
It includes 3-way RCA input for connecting multiple audio sources.
Is assembly required for this preamplifier?
Yes, this is a kit-style preamplifier that requires careful assembly to achieve optimal audio performance, per the product description.
What is the listed maximum power output per channel?
The product specifications do not list a specified maximum power output per channel for this preamplifier.
Product information last updated on January 26, 2026