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HR-101-R Microphone and Line-Level Audio Extender Receiver by Hall Research

HR-101-R Microphone and Line-Level Audio Extender Receiver by Hall Research

In stock (50 items available)
The highly professional Model HR-101-R Receiver madeby hall Research features a top quality ST fiber optic information connector to receive an audio transmission from the sender. This perfect device gives a SPDIF advanced audio yield on an RCA connector while also providing a stereo line level yield on 3.5mm micro-stereo jack.
  • Brand
    Hall Research
  • SKU
  • Weight
    1.00 lbs
  • Warranty
    3 Years
  • Condition
  • Status
    In Stock
Questions? Ask our experts!

  • $327.75
Market price: $345.00, you save $17.25
  • 5% less

The Model HR-101-R Receiver has an ST fiber optic input connector to receive audio from the sender. It provides a stereo line level output on 3.5mm mini- stereo jack and a SPDIF digital audio output on a RCA connector.

The HR-101 a professional quality Fiber-Optic audio extender kit. comprised of two units: a sender (HR-101-S) and a receiver (HR-101- R). The HR-101 can extend an audio over a single multi-mode fiber optic cable spanning distances of over 1000m (3280ft). For lengths of upto 500 meters OM2 or OM3 cables are recommended, and for distances of over 500 meters OM3 cable is recommended.

The HR-101-S is a compact and professional grade microphone amplifier with stereo line-level mix that can be used as a stand-alone device, or paired with the HR-101-R to extend audio over long distances on fiber optic cables.


  • MIC preamp input
  • Stereo line level audio input
  • Local analog stereo line level and digital SPDIF audio outputs
  • Adjustable gain for MIC preamp input
  • VU meter to indicate MIC preamp gain
  • Phantom power to accommodate a wide range of MIC inputs
  • Safety interlock does not turn on high-power fiber LED drivers unless fiber- optic cable is plugged in at both ends
  • Green design, turns off parts of circuit when they are not in use
  • Compact, Rugged, Reliable, and Economical
  • Made in USA
  • Audio Inputs: 1x 3.5mm analog line level stereo, 1x XLR microphone
  • Audio Outputs: 1x 3.5mm stereo analog , 1x RCA SPDIF Digital
  • Mic In Impedance: 6.8 Kohm
  • Mic Phantom Power: 15vDC (note that most mics rated for 48v accept range of 12~48 vDC, with some 9~52 vDC)
  • Mic Amplifier Noise: 1.3nV/vHz RFI at 1KHz
  • Mic CMR: 100 dB min
  • Audio Bandwidth: 3 Hz to 30 KHz
  • Optical Wavelength: 840 nm GaAIAs LED
  • Optical Cable: Simplex (only 1 fiber) Multi- Mode. OM2 or OM3
  • Enclosure: Aluminum and Steel
  • Temperature: Operating: 32 to 122°F (0 to 50°C);
    Storage: –40 to +185°F (–40 to +85°C)
  • MTBF: 90,000 hours (calculated estimate)
  • Power: 5V DC, 2.6A (actual consumption less than 0.25A)
  • Size: 1.64''H x 4.18''W x 5.08''D (4.2x10.6x12.9 cm)
  • Weight: 0.34 pounds (0.153 kg)
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We offer shipping via USPS/UPS for our international customers. You can find different shipping options during checkout.

Most items ordered from AVProSupply will be shipped out from our California Warehouse. Will-Calls are only allowed with Appointment Only - Please call Customer Service to set one up between the hours of 9am to 6pm PST.


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We Offer A 30-Day Money Back Guarantee: 
Our main goal is to ensure your complete satisfaction with our service and products. If, for any reason, you are not 100% satisfied with your purchase, you can return it within 30 days of the purchase date for a full refund. Our 30-day money back guarantee applies to all of the products we sell, except for: TVs and monitors 20" and larger, Special Order merchandise, or any item indicated as non-returnable. Shipping is not refundable. Prior to returning your purchase, a Return Merchandise Authorization (RMA) number will be provided to you.

Refunds on returned items will be issued in the same payment form as received from the customer at the time of purchase. Once we receive the product and it passes inspection, we will credit your account. Please allow 3 - 6 business days for a credit to appear on your account.

If the item was sent back to us for an exchange, please allow 3 - 5 business days for the replacement to be processed.

No Returns/Exchanges on the following:

TVs and monitors 20" and larger
Special Order merchandise
Any item indicated on the website as non-returnable

For more information see our official Return Policy

  • Shipping Info
    We offer free ground shipping on every purchase of $300 and more for US and US territory. We deliver worldwide.
  • Payment Methods

  • Return Policy
    We Offer a 30-Day Money Back Guarantee