Setting Rectifier Switch | ETI Sound Systems, INC AT-100 instruction

11.CLEAN CHANNEL - BASS: Adjusts the amount of low frequency boost or cut as desired. Adding bass will increase the depth and fullness of your sound.

12.CHANNEL SELECT: Push switch selects between the clean and overdrive channels. Activated LED lights indicate which channel is in use.

13.OVERDRIVE – VOLUME 2: Controls the overall volume of the high gain overdrive channel.

14.OVERDRIVE – VOLUME 1: Controls the overall volume of the medium gain overdrive channel.

15.OVERDRIVE CHANNEL – GAIN SWITCH 2: Activates the CONTOUR control for Gain 2.

16.OVERDRIVE CHANNEL – CONTOUR: Varies the critical midrange tone in the overdrive channels. Adjusts from “classic” midrange punch to “scooped metal” madness.

17.OVERDRIVE CHANNEL – GAIN SWITCH 1: Activates the CONTOUR control for Gain 1.

18.OVERDRIVE CHANNEL – TREBLE: Adjusts the amount of high frequency boost or cut as desired in the overdrive channel. Turning this control clockwise adds clarity to your sound.

19.OVERDRIVE CHANNEL – MIDDLE: Adjusts the amount of mid-range frequencies as desired in the overdrive channel. Similar to the Clean Channel function, the O.D. Channel Middle

control adds body and punch to your sound.

20. OVERDRIVE CHANNEL – BASS: Adjusts the amount of low frequency boost or cut as desired in the overdrive channel. Bass is B-52’s signature. Turning this control clockwise increases depth and low-end punch to your music.

21. OVERDRIVE CHANNEL – GAIN 2: Adjusts the amount of distortion in Gain 1. (Activated LED indicates in use).

22. OVERDRIVE CHANNEL – GAIN SWITCH: Push switch Selects between Gain 1 and Gain 2 controls. Activated LED lights indicate which channel is currently use.

23 OVERDRIVE CHANNEL – GAIN 1: Adjusts the amount of distortion in Gain 1. (Activated LED indicates in use).

24. INPUT CONNECTOR - LOW: Connects your guitar to the AT-100. B-52 recommends that you use a cable that is screened or shielded.

24. INPUT CONNECTOR - HIGH: Plug your guitar into either one. Use the one that sounds best to you. Always use a high quality, shielded instrument cable.

operate into any 4 ohm, 8 ohm or 16 ohm cabinets(s). NOTE: Always set the switch to match the impedance of your cabinet(s).

35. LOUDSPEAKER OUTPUTS: Connects the AT-100 to the speaker cabinets such as the AT-412A or AT-412B.

NOTE: Always be sure the speakers are plugged in before attempting to operate the amplifier. Always use a high quality, heavy duty, unshielded speaker cable. Severe damage can occur from failing to connect the speakers and properly setting the impedance selector switch.

36. GROUND / LIFT SWITCH: Removes ground from the circuit to eliminate 60-cycle hum.

37. 3-SETTING RECTIFIER SWITCH:

SOLID-STATE – Gives tightest low-end definition and fastest attack.

TUBE AB1 – Punchy, warm and tighter definition than Tube A. TUBE A – “Vintage” attack and feel. Warmest sounding setting.

38. POWER TUBE FUSE: Power tubes failure fuse

39. AC INLET & PRIMARY FUSE: Connects AC powercord and houses primary fuse.

Always use correct value as indicated on amp panel chart.	5

AT-100 specifications

ETI Sound Systems, INC has made a remarkable entry into the audio equipment market with its flagship product, the AT-100. This state-of-the-art sound system is designed for professionals and audiophiles seeking an unmatched listening experience. The AT-100 is a testament to ETI Sound Systems' commitment to excellence in sound technology.

One of the standout features of the AT-100 is its advanced digital signal processing capabilities. The system employs cutting-edge algorithms to ensure pristine audio quality with minimal distortion. Users can enjoy a rich and immersive sound that captures every detail in their music. Additionally, the AT-100 utilizes high-resolution audio format support, allowing for playback of audio sources up to 24-bit/192kHz, making it compatible with the latest high-definition audio files.

The AT-100 is built with a robust design, featuring high-quality components that ensure durability and longevity. The chassis is crafted from a combination of aluminum and steel, providing both aesthetic appeal and structural integrity. The system is equipped with premium-grade speakers that deliver a wide frequency response, ensuring that every note is reproduced accurately, from the deepest bass to the highest treble.

Flexibility is another key characteristic of the AT-100. The system supports multiple connectivity options, including Bluetooth, USB, and headphone jack inputs. This versatility allows users to connect a variety of devices effortlessly, whether it's a smartphone, laptop, or high-fidelity audio player. Furthermore, the AT-100 includes an intuitive user interface that simplifies navigation through settings and audio sources.

A notable innovation within the AT-100 is its built-in room calibration technology. The system automatically analyzes the acoustics of the environment and adjusts the sound output for optimal performance. This ensures that users enjoy consistent audio quality, regardless of where they set up the system.

In summary, the ETI Sound Systems, INC AT-100 is a powerful and versatile sound system designed for audio enthusiasts. With its unbeatable sound quality, durable construction, and modern connectivity options, it's an ideal choice for anyone looking to elevate their listening experience to new heights. Whether in a professional studio or a home setup, the AT-100 delivers audio performance that truly stands out in the competitive audio market.