How to Operate the C220

Power On

The Red LED above the STANDBY/ON Push-button lights to indicate the C220 is in Standby mode. To Switch ON the C220, press the STANDBY/ON Push-button on the Front Panel or the Power Push-button on the Remote Control. The title TUBE WARMUP will appear on the Front Panel Alphanumeric Display after Turn-On, with the Audio Out- puts muted. Refer to figures 10, 11, 12 and 18.

Note: The amount of time the Front Panel Alphanumeric Dis- play indicates TUBE WARMUP is dependant upon the temperature of the C220 Tubes.

Figure 10

Figure 11

Source Selection

Select the desired source using the INPUT Control or Remote Control.

Volume Control

Rotate the Front Panel VOLUME Control or use the VOLUME Up or Down Push-buttons on the Remote Control for the desired listening level.

Balance Control (Trim Function)

Listening balance varies with different program sources, room acoustics and listening positions relative to the Loudspeakers. Use the Balance Trim Function as needed to achieve approximately equal listening volume levels in each Loudspeaker. To adjust the Balance, press the Remote Control TRIM Push-button once. The word and number “BALANCE 00” appears on the Front Panel Alphanu-

meric Display, then press the TRIM LEVEL Up or Down Push-button to emphasize the Left Channel or the Right Channel. Refer to figure 13. The Front Panel Dis-

Figure 13

play indicates the balance changes in steps from 0 to 107. After approximately 3 seconds the Alphanumeric Display returns to the indicate the Source Selection and Volume Level. When the balance is set to favor either left or right channel, the volume number indicated will have a “< or >” sysmbol on either side of the number. Refer to figure 14.

Figure 14

To verify the balance setting without changing it, just press the TRIM Push-button once to select Balance.

Note: The Balance may also be adjusted in the setup mode, refer to pages 11-13.

Bass and Treble Controls

Adjust the BASS and TREBLE controls to suit your listening preferences. The Bass or Treble intensity can be increased with clockwise rotation and decreased with counterclockwise rotation.

Tone Bypass

Press the TONE BYPASS Push-button to totally Bypass the Tone Control Circuitry, providing a flat frequency response. If the AUTOTONE circuit is set to the On posi- tion in Setup Mode, the C220 will remember for each input whether the Tone Bypass is active.

Figure 12

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.