Biquad HELLO 3

Introducing the Biquad HELLO 3: Your Ultimate 3-Line Analog Telephone Interface

The Biquad HELLO 3 is a cutting-edge, one-line hybrid telephone interface designed to meet the demands of radio and TV studios. This rack-standard marvel offers exceptional functionality for seamless integration into your broadcasting setup.

Key Features:

1. Identical Circuit to ALO Models – No Power Supply Needed, The HELLO 3 boasts the same circuitry as its ALO counterparts, eliminating the need for a power supply. This user-friendly design simplifies your workflow and ensures hassle-free operation.

2. Built-in RFI Filters and Surge Protection Experience interference-free communication with RFI filters on the telephone line input and audio inputs/outputs. The HELLO 3 also incorporates robust surge protection mechanisms, safeguarding your equipment from electric discharges. It is compatible with both conventional telephone lines and PBX extensions, accommodating voltage variations between 20 and 50V with a minimum current of 20mA.

3. Premium Balanced Audio Quality Enjoy pristine audio quality with balanced audio inputs and outputs equipped with XLR connectors. These inputs and outputs are isolated by transformers, guaranteeing superior sound quality and immunity to external noise. The rear panel features an audio control gain for precise adjustments.

4. State-of-the-Art Hybrid Circuit The HELLO 3’s electronic and active hybrid circuit seamlessly transforms 2-wire signals into 4-wire signals. It includes an adjustable echo cancellation feature, providing an impressive isolation of approximately 50dB at 1KHz.

5. User-Friendly Front Panel The front panel of the HELLO 3 is designed with user convenience in mind. It features an ON/OFF key for handling phone calls, ensuring quick response times. A call indicator LED remains illuminated during equipment use, keeping you informed. Additionally, the device includes a volume control for the listener’s return audio and a separate audio output volume control tailored for your mixing console.

6. Versatile Application The highly versatile HELLO 3 is the perfect addition to transmission and recording studios. It excels at extracting or inserting top-notch audio on conventional telephone lines (POTS), elevating your audio quality.

7. Premium Build Crafted with precision, the HELLO 3 boasts a high-standard finish with a brushed stainless steel panel. Its robust construction ensures longevity and durability, making it a valuable addition to your studio equipment.

Upgrade your broadcasting setup with the Biquad HELLO 3 – the ultimate 3-line analog telephone interface. Elevate your audio quality and streamline your communication effortlessly.