Jolooyo A3 Class A Power Amplifier Tone Board With Original JRC5532 Operational Amplifiers And Four Potentiometer Knobs For Audio Processing
Why you'll like it
- Precise Audio Control — Features four dedicated potentiometer knobs for independent adjustment of high, medium, and low frequencies alongside master volume control.
- Superior Signal Clarity — Equipped with original JRC5532 operational amplifier chips and one percent precision five-ring metal resistors for a clean signal-to-noise ratio.
- Robust Power Support — Utilizes four 3300UF filter capacitors paired with 2A rectification to guarantee continuous and stable power delivery.
- Durable Construction — Built on a 1.6mm thick double-sided PCB featuring full tin spraying and fully enclosed dustproof potentiometers for extended operational life.
Product details
Description
Upgrade your audio system with the Jolooyo A3 Class A Power Amplifier Tone Board, engineered for audiophiles and DIY sound enthusiasts seeking superior sound precision. This 4-channel preamplifier tone control board is built around the original JRC5532 operational amplifier chips, delivering exceptional audio signal processing with ultra-low noise and high resolution.
The circuit features a robust power foundation supported by four 3300UF main filter capacitors and dual 2A rectification to ensure continuous, stable power delivery. Precision is further optimized through five-ring metal film resistors with a one percent accuracy rating, ensuring an excellent signal-to-noise ratio across the entire machine.
Designed on a thick 1.6mm double-sided PCB layout with 2.0A copper and fully enclosed dustproof potentiometers, this board offers long-lasting durability and reliable performance. Four dedicated control knobs allow you to independently adjust treble, midrange, bass, and master volume to suit your listening preferences.
Perfect for custom audio builds and DIY amplifier projects, this component brings warm, high-fidelity sound reproduction directly to your custom sound system setup.
How to use
- Mount the power amplifier tone board securely inside your compatible audio enclosure.
- Connect a stable dual AC 12V to 15V power supply to the designated input terminals.
- Connect your audio source inputs and amplifier output stages using proper shielding.
- Adjust the treble, midrange, bass, and master volume knobs to your preferred listening levels before powering on your system.
Ingredients
Original JRC5532 Operational Amplifiers, 3300UF Main Filter Capacitors, Five-Ring Metal Film Resistors, 1.6mm Double-Sided Printed Circuit Board, Enclosed Dustproof Potentiometers
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | Jolooyo |
|---|---|
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What operational amplifiers does the Jolooyo A3 tone board use?
The Jolooyo A3 tone board utilizes original JRC5532 low-noise operational amplifier chips to ensure high-resolution audio signal processing.
What power supply voltage is required for this tone board?
This board typically operates on a dual AC 12V-0-AC12V power supply voltage setup with robust filtering capacitance.
What controls are available on the front layout of the board?
The board features four adjustable potentiometer knobs for high pitch treble, mid pitch midrange, low pitch bass, and master volume control.
Are products sold on Dropy authentic USA imports?
Yes, Dropy sources all beauty, skincare, health, and specialty personal care items directly from verified authentic suppliers in the USA.
What are the physical dimensions of the printed circuit board?
The PCB measures 140 millimeters by 66 millimeters with a thickness of 1.6 millimeters on a double-sided sheet metal build.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.