Audio Research SP20

$5,695.00

Available


Ships From: United States (US)

Sold By : Paragon Sight & Sound
  Premium Seller
  Trusted Partner
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Description

The SP20 is a full-function line stage which incorporates a phono preamplifier and a ¼” headphone jack. Front panel controls have been minimized to two rotary controls and an interactive touch screen display, along with power, mute and output selector buttons.

About this product
Super condition store demo Audio Research SP20 Tube Preamplifier, in Silver finish. Unit comes in original box and packing, with remote control, power cord, and owner’s manual.

Unit is rated 7/10 for light cosmetic wear consistent with use including: a small mark on front face above display, two marks on right side of unit, and one faint mark on rear panel (see photos). These marks are purely cosmetic and do not affect unit functionality.

MSRP: $9,000

SPECIFICATIONS

FREQUENCY RESPONSE
Line: +/- 3dB 2 Hz to 80 kHz; -3dB 0.8Hz to 220 kHz
Phono: +/- 0.1dB of RIAA 10Hz to 20kHz; +/- 0.4dB 5Hz to 80kHz
Headphone: +/- 0.05dB 20Hz to 20kHz; -3dB 0.8Hz to 220kHz

THD+N
Line: <.003% at 2V RMS, Bal output
Phono: <.005% at 3V RMS output, to Record output
Headphone: <.009% at 1V RMS output

GAIN
Line: 13.8dB, Processor: 0dB
Phono: 58dB @ 1KHz to Record output
Headphone: 11.3dB

NOISE
Line: <-101dBV volume at max.
Phono: <-77dBV to Record output
Headphone: 105dB Balanced output
Phono: >76dB to Record output
Headphone: >62dB

SIGNAL TO NOISE RATIO
Line: >125dB Balanced output
Phono: >94dB to Record output
Headphone: >110dB

RATED OUTPUTS
Line: 2V RMS (1V RMS SE) into 200k ohms balanced load (maximum balanced output capability is 18V RMS at less than .5% THD+N at 1kHz.).
Phono: 0.5V RMS into 100k load at Record output (maximum output capability is 25V RMS).
Headphone: 6V RMS maximum into 30 to 300 ohm load.

INPUT IMPEDANCE 
120k ohms Balanced, 60k ohms SE; Phono impedance programmable (100, 200, 500, 1000 or 47k ohms w/200pf unbalanced).

OUTPUT IMPEDANCE 
500 ohms Balanced, 250 ohms SE; 1000 ohms Record Out SE; <.05 ohms Headphone SE.

OUTPUT POLARITY
Non-inverting.

MAXIMUM INPUT LINE
19V RMS Balanced, 9V RMS SE. Phono: 70mV RMS at 1kHz.

CONTROLS
Rotary Volume (104 steps), Rotary Input selector. Push

BUTTONS
Power, Mute, SPKR Off. Interactive Touch Screen. Rear RS-232 control and Remote IR input.

POWER SUPPLIES
Electronically regulated low and high voltage supplies. Automatic 30 sec. warm-up/brown-out mute. Line regulation better than .01%.

TUBE COMPLEMENT 
4 6H30 dual triode.

POWER REQUIREMENTS 
100 – 135VAC 60Hz (200 – 270VAC 50/60Hz) 77 watts maximum. Standby 2.7 watts.

DIMENSIONS
Width 19" (48 cm)
Height 5.25"(13.4 cm) (standard rack panel)
Depth 16.5"(42 cm) D.

WEIGHT
17.8 lbs. (7.4 kg) Net;
27.8 lbs. (10.5 kg) Shipping.

Additional Information
If you have any questions about this product, please call 734.662.3595 and ask for Richard or Amanda, or contact us via the form below. We make every effort to update our ads quickly when inventory fluctuates, but we encourage you to call and check product availability, as we are also a brick and mortar store. All electronics support U.S. voltages only, unless otherwise indicated. We do not change voltages. Paragon offers free shipping within the continental United States for orders under 70 pounds. If your order does not qualify for free shipping, we will be happy to provide you with a shipping quote.

Additional information

Weight 30 lbs
Dimensions 23 x 21 x 17 in
Brand

Audio Research

Model

SP20

Finish

Silver

Rating

7/10

Please call 734.662.3595 and ask for Richard or Larry if you have any questions about this product. We make every effort to update our ads quickly when inventory fluctuates, but we encourage you to call and check product availability, as we are also a brick and mortar store. All electronics support U.S. voltages only, unless otherwise indicated. We do not change voltages.

ABOUT US
Paragon Sight & Sound has been an established brick-and-mortar store for over four decades. We are family owned and operated, and are dedicated to delivering the highest-quality shopping experience – be it in our Ann Arbor showroom, or online.

DEDICATION TO SERVICE
We’re old-fashioned in some ways. When you call Paragon, you’ll speak to a live person who can direct your call to the most appropriate team member. We strive to be responsive in answering all phone and online inquiries in a timely manner, even outside of normal store hours.

Paragon is committed to providing a comprehensive service experience. We are always happy to answer questions and give support, a commitment that extends past the completion of a sale.

PAYMENT & TAXES
For payments made via PayPal, it is our policy to ship only to your PayPal confirmed address. We are required by law to charge tax to customers in certain states and municipalities. Michigan residents pay a 6% sales tax. Ohio residents pay a 6.75% sales tax.

RETURNS & WARRANTY
Unless otherwise stated, all items from our Pre-owned/Specials Department are sold as-is. We thoroughly test all pre-owned and demo units in-house before sale. If a product arrives and a defect is found within 10 days, we will replace the item. If a suitable replacement is not available, we will refund the purchase price. Any shipping costs associated with returning a defective product will be paid by Paragon Sight & Sound. No returns will be accepted without a return authorization issued by Paragon.

Some products carry a full or partial manufacturer’s warranty. This may be a full warranty or a partial warranty. Warranty information will be explicitly stated in our ads. Please contact us if you have any questions regarding a product’s warranty status.

Pre-owned, demo, or discontinued products sold with a warranty may be returned within 15 days, and a store credit will be issued for the full purchase price (less shipping charges and a 15% restocking fee). A return authorization must be obtained by Paragon to return items.

All returned merchandise must be repacked and shipped in exactly the same manner in which it was sent by Paragon. Any/all included accessories must likewise be returned. Failure to follow these procedures may result in a reduction in amount of the credit or refund. Any merchandise returned for defect in which a defect cannot be verified by our Service Department will be subject to a 15% restocking fee and return shipping amount being deducted from the credit or refund.

No returns will be accepted without a return authorization issued by Paragon.

Shipping costs

No shipping rates are available for this product.

Shipping Details

Shipping from United States (US)

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