McIntoshC20 Vintage Stereo Tube PreamplifierMcIntosh C20 Vintage Stereo Tube Preamplifier MM Phono (14429)Product: McIntosh C20 Vintage Stereo Tube Preamplifier; MM PhonoProduct SKU: 14429Serial Number: 6L787Voltage: 120VCosmetic Description: 7/10 Very good cosmetic condition with some minor visible co...2446.00

McIntosh C20 Vintage Stereo Tube Preamplifier MM Phono (14429)

Listing ID: lis96b58 Classified 
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Asking Price: $2,446.00

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Ships fromBroomfield , CO, 80020
Ships toWorldwide
Package dimensionsunspecified
Shipping carrierFedEx
Shipping cost$55.00
Agon miniAverage Research Pricing

Product: McIntosh C20 Vintage Stereo Tube Preamplifier; MM Phono

Product SKU: 14429

Serial Number: 6L787

Voltage: 120V

Cosmetic Description: 7/10 Very good cosmetic condition with some minor visible cosmetic wear including heavy wear on the top of the transformer, moderate wear on the top covers, three small scuffs on the top of the front faceplate, a small area on the far left where the glass face plate has lost its black backing, and a small amount of age related dirt on the metal around the tube sockets and transformer. This item shows some wear consistent with its age but is still presentable and sounds wonderful.

What is Included: Preamplifier, 5 Sovtek 12AX7 tubes, 2 Audio Space 12AU7 tubes, 1 General Electric 6X4 tube (Original feet and tube cover not included)

Functional Notes: Operational condition of this item is excellent, fully tested and no issues found.

Age: Circa 1961

# of Owners: 1

Tobacco Exposure: No

Service History: All tubes replaced except for the rectifier tube (6X4).

Other Notes: Integrated MM phono stage included.

This is a vintage McIntosh C 20 preamplifier with a new tube compliment. It was brought up very slowly on a variac. With new tubes installed, the preamplifier sounds fantastic.

All pots and switches are clean and functional.

Product Specifications


Shipping: Cost to ship this item within the contiguous United States is a flat rate of $55- including packaging and insurance. For all other locations including Hawaii, Puerto Rico and Alaska, please request a quote prior to purchase. Items with factory packaging will be double boxed. When factory packaging not available re-usable shipping box with custom injected-foam mold will be used. (for all items over 10 lbs). Note that all items valued over $500 will require a signature upon delivery.

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Return Policy
Return Window

Item can be returned within 30 days of receipt.

General Terms

Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.


Buyer will receive a full refund in the original payment method less any shipping charges.

Special Conditions

Packaging: We offer the best custom packaging in the business - period. When factory boxes are not available, we utilize a Spray-in foam machine to create a custom, foam-injected mold that is form-fitted to each product. We invested over $5000 in this equipment to ensure that each product we sell arrives safely and our customers have a reusable box for future use. When factory boxes are available, we always double box.

Payment: We accept all forms of payment including credit cards. We never charge our customers for Paypal or other processing fees.

Returns: We offer a full satisfaction guaranteed return policy. If for any reason you are unhappy with your purchase, you may contact us within 30 days of receipt to arrange a return. If product arrived in a condition other than described, we will take full responsibility to cover shipping both ways... regardless of whose fault it is. Returns for any other reason will be refunded less original shipping costs. Some new items may incur a 15% re-stocking fee if opened. Please inquire prior to purchase to request an exception.

International Customers: We welcome business from around the globe. Please contact us in advance of purchase for a shipping quote. You are responsible for voltage conversion. You are responsible for all customs duties / taxes as required by your country. Only Paypal with verified address or bank transfer accepted for International orders. It is your responsibility to determine the compatibility of the specified product for your country. No returns accepted for voltage or other forms of incompatibility.

tmraudio member since August 2013

TMR Audio  Verified Dealer
Last 12 months
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