Skip to content
Everything in Music Since 1958
Everything in Music Since 1958

Audio-Technica U851RW UniPoint Series Cardioid Boundary Mic

Original price $119.5 - Original price $119.5
Original price
$119.5
Default Title: $119.5
Current price $119.5
♫ In stock
About Inventory Status


Questions?
Call or text us at 570-973-5291.

In stock: It is in stock and available to ship or pickup. Apparel must be shipped from another location and is not available for in-store pickup. We can usually ship or have these items available for pickup by the next business day if they don't require inspection, special handling, or setup. Our pickup location is 4229 Howard Ave UNIT B. Kensington, MD 20895.

📆 Preorder: It is on the way to our warehouse. We can't predict when preorder items will arrive due to current supply chain issues. If you place an order for one of these items someone will contact you to estimate the delivery date.

Out of stock: We don't currently have it available but you're not out of luck yet. We still may be able to get it. If you order one of these items we will contact you with an estimated fulfillment date. You have the option to cancel the order if you change your mind.

Special order: The item is so special that it needs to be custom ordered for you. Some of these items are works of art and have to be made individually. Orders for special order items must be prepaid and we cannot accept cancellations or refunds.

█ Sold out: We don't think we can get this item because it was either discontinued by the manufacturer or was limited in quantity. If you want or need this item call or text us. Sometimes we can help you track down the item through other sources or help you find something similar.

About Item Conditions


Questions?
Call or text us at 570-973-5291.

New: The item is brand new as received from the manufacturer with a full manufacturer warranty. Instruments such as guitars, snare drums, drum kits, brass and woodwind instruments may be opened for photography and quality control inspection and may not be in a factory sealed box.

Mint or Open Box: The item may have been opened and tested but has been repackaged. The original packaging may have superficial issues but the item itself and any originally included accessories are in perfect, like new condition.

Display Model: These items are so cool that we put them on display in our legendary shop. The condition is brand new as received from the manufacturer with manufacturer warranty. Rest assured, these items undergo a very careful inspection before shipping.

Demo: These items have been on our sales floor for demo purposes and will likely show signs of use. The original packaging may no longer be included, but you can be assured that you are receiving an awesome item and an awesome price.

Used: The item is used. These item may have varying degrees of wear. Please read the description for information about the condition of the item. Used items do not carry a warranty.

B or C Stock: Factory refurbished. These items were purchased from the manufacturer in a refurbished condition. They will show some cosmetic issues, but nothing that would impact performance. Being that these are sealed from the manufacturer, we generally do not open these to photograph the cosmetic issues. They are guaranteed to work and may have a limited warranty or you may purchase an extended warranty in some cases. Please see the listing description for item specific information.

Educational & Government Sales Quotes

Click here to inquire about an educational or government quote and discover more about our Educational & Government Sales Division.


The U851R boundary mic offers transparent sound for surface-mount applications.

Featuring breakthrough audio and mechanical design innovations, the phantom-powered U851R offers outstanding speech intelligibility and transparent sound quality for surface-mount applications. The microphone is equipped with a Pivot Point rotating output connector, UniSteep filter and UniGuard RFI-shielding technology. It accepts interchangeable condenser elements—available for boundary microphones in cardioid, hypercardioid and omnidirectional polar patterns. With a heavy die-cast case and silicon foam bottom pads to minimize coupling of surface vibration to the microphone, the U851R is equipped with self-contained electronics, eliminating the need for an external power module. ELEMENT Fixed-charge back plate, permanently polarized condenser.


SPECIFICATIONS

  • Polar Pattern: Half-cardioid, (cardioid in hemisphere above mounting surface)
  • Frequency Response: 30-20,000 Hz
  • Low Frequency Roll-off: 80 Hz, 18 dB/octave
  • Open Circuit Sensitivity: –34 dB (19.9 mV) re 1V at 1 Pa
  • Impedance: 200 ohms
  • Maximum Input Sound Level: 134 dB SPL, 1 kHz at 1% T.H.D.
  • Dynamic Range: (typical) 108 dB, 1 kHz at Max SPL
  • Signal-Noise Ratio 68 dB, 1 kHz at 1 Pa
  • Phantom Power Requirements: 11-52V DC, 4 mA typical
  • Switch: Flat, roll-off
  • Weight: 9.2 oz (262 g)
  • Dimensions: 4.25 inch (108.0 mm) long, 3.31 inch (84.0 mm) maximum width, 0.91 inch (23.0 mm) height
  • Output Connector: TB3M-type
  • Cable: 25.0 foot (7.6 m) long, 0.13 inch (3.2 mm) diameter, 2-conductor, shielded cable with TA3F and XLRM-type connectors
  • Optional Interchangeable Elements: UE-H hypercardioid (100 degree);
  • UE-O: omnidirectional (360 degree)
  • Accessories Furnished: Soft protective pouch


Manufacturer: Audio-Technica
Model: U851RW
SKU: I327477-N-1-WHXA
UPC: 042005139156


We are

Maryland, Virginia, and Washington DC's legendary music shop. Family-owned and operated since 1958. Buy gear the way it was meant to be bought, from a store that's been there through it all and has the vibe to prove it. We're staffed with musicians and industry experts, people that live and breathe music gear. Our mission is to help you find the right gear for your project, that thing that will bring you the most joy out of what you do. We're an authorized dealer for almost every brand, we stock items the other stores don't, so you can try before you buy. Stop by our Wheaton, MD showroom and see for yourself.

Contact us if you have questions about one of our listings or if you need help finding the right piece of gear.

Free Shipping

Offered for thousands of items when you spend $50+

Questions?

+1 (570) 973-5291

Get A Quote

Get an educational or government quote

Easy Returns

Learn about returns.