McIntoshMC 250Up for sale is Mcintosh MC 250 Stereo Amplifier. This unit was McIntosh's first piece that was solid state. It sports both sentry monitoring as well as McIntosh autoformers which are still used to...650.00

McIntosh MC 250 [Expired]


no longer for sale

Up for sale is  Mcintosh MC 250 Stereo Amplifier. This unit was McIntosh's first piece that was solid state. It sports both sentry monitoring as well as McIntosh autoformers which are still used today in high end audio. This particular unit is in wonderful cosmetic conidition and appears to have only a few minor scratches. The unit has been checked by our service department and verified to be operating at/or exceeding the manufacturers standards. This classic amp is still sought after and performs beautifully.

Specs:

POWER OUTPUT:

Stereo:

70 watts minimum sine wave continuous average power

output, per channel, both channels operating into 4

ohms, 8 ohms, or 16 ohms load impedance, which is:

14.1 volts RMS across 4 ohms

20.0 volts RMS across 8 ohms

28.3 volts RMS across 16 ohms

Mono:

100 watts minimum sine wave continuous average power

output, operating into 2 ohms, 4 ohms, or 8 ohms load

impedance, which is:

14.1 volts RMS across 2 ohms

20.0 volts RMS across 4 ohms

28.3 volts RMS across 8 ohms

OUTPUT LOAD IMPEDANCE:

Stereo: 4 ohms, 8 ohms, or 16 ohms; separate terminals are

provided for each output; Mono: 2 ohms, 4 ohms, or 8

ohms; separate terminals are provided for each output

RATED POWER BAND:

20 Hz to 20,000 Hz

TOTAL HARMONIC DISTORTION:

Stereo:

0.25% maximum harmonic distortion at any power level

from 250 milliwatts to 50 watts per channel from 20 Hz

to 20,000 Hz, both channels operating

Mono:

0.25% maximum harmonic distortion at any power level

from 250 milliwatts to 100 watts from 20 Hz to 20,000

Hz

INTERMODULATION DISTORTION:

Stereo:

0.2

5% if instantaneous peak power output is 100 watts or less per channel

with both channels operating for any combination of frequencies 20 Hz to

20,000 Hz

Mono:

0 . 2 5% if instantaneous peak power output is 200 watts or less for any

combination of frequencies 20 Hz to 20,000 Hz

FREQUENCY RESPONSE: (at one watt output]

20 Hz to

20,000 Hz +0 -0.25 dB

NOISE AND HUM:

90 dB below rated output

OUTPUT IMPEDANCE:

STEREO 4

, 8, and 16 ohms

MONO 2, 4, and 8 ohrns

OUTPUT VOLTAGES:

25 volts for distribution lines

DAMPING FACTOR:

15 at 4 ohms output

38 at 8 ohms output

17 at 16 ohms output

INPUT IMPEDANCE:

200,000 ohms

INPUT SENSITIVITY:

0.5 volt. Level control provided for higher input voltage

GENERAL

POWER REQUIREMENTS:

120 volts, 50/60 Hz, 50 watts at zero signal output, 250 watts at rated output

SEMICONDUCTOR COMPLEMENT:

24 silicon transistors

18 silicon rectifiers and diodes

MECHANICAL

SIZE:

7-1/16 inches high ( 1 7 . 9 4 cm), 10-5/8 inches wide ( 2 6 . 9 9 cm), 15-5/8

inches deep ( 3 9 . 6 9 cm)

CHASSIS:

Chrome and black

WEIGHT:

36 pounds ( 1 6 . 3 3 kg)

 

Payment Options: We accept most standard forms of payment including PayPal, MasterCard, VISA, and Discover . If you have any questions regarding our payment options, feel free to contact us at (913) 962-0014 Monday thru Friday, between 11am and 6pm (CST). .

Return Policy: Once you receive your item, please inspect it carefully. If you find that an aspect of an item is not as described, please contact us within 72 hours of receipt and we will make every effort to rectify the problem to your satisfaction. If we are unable to reach an accord, we will authorize a return and refund your purchase price.

Fraud Prevention: If you are paying with PayPal, we will only ship to your confirmed/verified PayPal shipping address. If you are paying with a credit card, we will only ship to the billing or shipping address on file with your credit card company.

Items Shipped to a Kansas Address:

We are required to charge Kansas State Sales Tax on all items shipped to a Kansas address. This tax amount is calculated on the total purchase price of your item, plus shipping charges.

Shipping, Handling, Insurance and Declared Value: We will make every effort to ship your item within 48 hours of receiving your payment (excluding weekends and holidays). All of our items are shipped 'Signature Required' when the option is available. Items are insured for the final purchase price, no exceptions. Please do not ask us to under-declare the value of your item. Once shipped, we will e-mail you the tracking information for your records.

Vintage Items: Except as stated differently in the listing all items with the term 'Vintage' in the description are sold 'As Is'. We take the utmost care in packing all of our items for shipment but, even slight jarring can effect vacuum tubes and circuits in these units.

International Bidders please take note: Many international items are shipped via the US Postal Service, using Express Mail or Priority Mail. Please note that in some some cases Priority Mail shipping can take as long as 6 weeks from the day your parcel is shipped. This is not the norm, but we ask for your patience, as some international shipments have taken this long to reach Europe and other international destinations. This is entirely out of our control.

Our Ebay selling policies: Payment must be received within 4 days of auctions end. Stated shipping charges are for Continental US only. All other bidders, please contact us for a shipping quote, otherwise shipping will be determined after the end of the auction. We make every attempt to accurately describe an item’s cosmetic and functional condition. We reserve the right to end this auction at any time. We also reserve the right to cancel any and all bids from bidders with excessive negative feedback.

Vinyl Renaissance & Audio is located in Shawnee, Kansas (a suburb of Kansas City).

We are an authorized dealer for Dyanaudio, McIntosh, Clearaudio, Thorens, Music Hall, GamuT, Creek, Ortofon, T+A and Wadia products.

Please contact our retail store with any questions on this listing (913) 962-0014.

Seller Information

vinylren 

Last 12 months
All-time57100.0%

Member since December 2005

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