Description
Product Overview
The PylePro PHE400 Hum Eliminator is a passive noise isolation device designed to eradicate 60Hz AC hum and ground‑loop buzz. Constructed from durable alloy steel, it features a 1:1 isolation transformer that safely breaks loop antennas while converting unbalanced signals to balanced XLR outputs. Compact dimensions (6.25 x 7.25 x 2.5 inches) and a lightweight build (14.4 oz) make it easy to transport for on‑the‑road gigs or studio sessions. ![[Product front view showing all components]](https://www.netdomains.store/wp-content/uploads/2026/06/f25a030eaf9e44b1be654b8f56737827.jpg)
Usage
Ideal for recording engineers, live sound technicians, and radio broadcasters, the PHE400 fits seamlessly into any signal chain. Connect a ¼” TRS phone input from a guitar, keyboard, or microphone, then route the balanced XLR output to your mixer or interface to enjoy hum‑free audio. Its passive design requires no batteries or external power, perfect for field recordings and portable setups.
Why Choose Us
PylePro combines rugged steel construction with precision‑engineered transformers to deliver reliable performance day after day. Each unit undergoes strict quality testing, and the brand backs it with a 30‑day money‑back guarantee, ensuring confidence in every purchase.
Key Features
- Eliminates 60Hz AC hum and ground‑loop noise for crystal‑clear sound
- Passive 1:1 isolation transformer balances unbalanced sources without power
- Rugged alloy steel housing resists wear in demanding environments
- Ultra‑compact, lightweight design fits easily in any gig bag
- 30‑day money‑back guarantee and responsive customer support
FAQ
Does the PHE400 require a power source?
No. It is a fully passive device, so it works without batteries or external power.
Can I use it with both XLR and ¼” TRS connections?
Yes. The unit provides ¼” TRS inputs and XLR balanced outputs on two channels.
Will it work with my digital audio interface?
Absolutely. The balanced XLR output connects directly to any interface, mixer, or recorder that accepts XLR inputs.
Is the unit compatible with both studio and live‑sound setups?
Its compact size and rugged construction make it suitable for studio recording, live performances, and field broadcasting.
What is the warranty or return policy?
PylePro offers a 30‑day money‑back guarantee with no questions asked, plus standard manufacturer warranty coverage.




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