The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “danger- ous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

WARNING - TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of im- portant operating and maintenance (servicing) instructions in the litera- ture accompanying the appliance.

NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.

To prevent the risk of electric shock, do not remove cover or

back. No user-serviceable parts inside.

IMPORTANT SAFETY

INSTRUCTIONS!

PLEASE READ THEM BEFORE OPERATING THIS EQUIPMENT.

1.Read these instructions.

2.Keep these instructions.

3.Heed all warnings.

4.Follow all instructions.

5.Do not use this apparatus near water.

6.Clean only with a dry cloth.

7.Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.

8.Do not install near any heat sources such as radia- tors, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

9.Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A ground- ing type plug has two blades and a third ground- ing prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.

10.Protect the power cord from being walked on or pinched particularly at plugs, convenience re- ceptacles, and the point where they exit from the apparatus.

11.Only use attachments/accessories specified by the manufacturer.

12.Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer,

or sold with the apparatus. When a

cart is used, use caution when mov- ing the cart/apparatus combination to avoid injury from tip-over.

13.Unplug this apparatus during lightning storms or when unused for long periods of time.

14.Refer all servicing to qualified service person- nel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the appara- tus has been exposed to rain or moisture, does not operate normally, or has been dropped.

15.Do not expose this equipment to dripping or splashing and ensure that no objects filled with liq- uids, such as vases, are placed on the equipment.

16.To completely disconnect this equipment from the a.c. mains, disconnect the power supply cord plug from the a.c. receptacle.

17.The mains plug of the power supply cord shall remain readily operable.

18.Do not expose batteries to excessive heat such as sunshine, fire or the like.

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McIntosh C220 owner manual Important Safety Instructions
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C220 specifications

The McIntosh C220 is a high-performance preamplifier that embodies the brand's legacy of premium audio equipment, delivering an exceptional listening experience. Renowned for its remarkable sound quality and robust build, the C220 is designed for both audiophiles and music enthusiasts.

One of the standout features of the McIntosh C220 is its advanced audio circuitry. Utilizing a fully balanced design, the preamplifier minimizes noise and distortion by maintaining a symmetrical signal path. This design not only enhances sound clarity but also ensures that the C220 delivers an incredibly dynamic range, capturing the intricate details of recordings. With an impressive frequency response of 20Hz to 20kHz, listeners can expect a faithful reproduction of high and low frequencies.

The C220 is equipped with multiple inputs, including both analog and digital connections, accommodating a wide array of audio sources. It features six analog inputs, an eight-channel digital input via the USB port, and a Bluetooth option, allowing for seamless connectivity with modern devices. This versatility makes it a valuable addition to any audio system, enabling users to enjoy their favorite music from various sources.

Additionally, the McIntosh C220 incorporates the brand's famous AutoFormer technology. This innovative feature allows users to connect their speakers to the preamp while ensuring the highest level of performance and protection. The AutoFormer adjusts the speaker impedance, providing optimal power transfer and exceptional audio quality, regardless of the speakers used.

Another crucial aspect of the C220 is the dual analog VU meters. These iconic meters not only add an aesthetic appeal but also provide real-time feedback on the audio signal level, allowing users to monitor their settings visually. This feature enhances the overall experience, especially in a home audio setup.

The build quality of the McIntosh C220 further reinforces its stature. With a sleek, classic design featuring a glass front panel, aluminum chassis, and robust components, this preamplifier is not just functional but also a visually striking piece of equipment.

In summary, the McIntosh C220 combines advanced technology with timeless design, delivering impressive sound quality and versatility. Whether you’re a casual listener or an audio purist, the C220 serves as an outstanding centerpiece for any high-fidelity audio system. Its rich feature set, including multiple inputs, balanced audio circuitry, and beautiful aesthetic, solidifies its status as a premier choice in the world of audio preamplifiers.
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