SPECIFICATIONS

MIC INPUT

 

Input Impedance:

10K Ohms bal, unbal.

Max Input Level:

+4 dBV XLR bal, +10 dBV unbal.

Max Gain:

60 dB/XLR, 54 dB 1/4”

EIN:

-108 dB max.

THD:

<.01%

Phantom Power:

+12 Volts, 6 mA

INSTRUMENT INPUT

 

Input Impedance:

50k Ohms

Max Gain:

30dB

LINE INPUTS

 

Input Connectors:

RCA, 1/8” TRS Stereo

Input Sensitivity:

30 dB gain @ 1kHz, 47k Ohms Input Z

Input Impedance:

50k Ohms

PHONO PREAMP

 

Input Impedance:

50k Ohms

Equalization:

RIAA, +/- 2dB

Ref. Gain:

+20 dB @ 1 kHz

LINE OUTPUTS

 

Output Impedance:

100 Ohms

Max Output Level:

+12 dB

Frequency Response:

+ / - 1.5dB 15 Hz - 30 kHz

THD:

.02% @ 1KHz

S/N Ratio:

>80 dB unweighted

Output Connectors:

RCA, 1/8” TRS - Stereo, 4-pin hdr.

Dimensions: 1.7”H x 5.9” W x 3.7” D

Weight: 1 lb.

Power: 12VDC (Rolls PS27 Incl.)

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DESCRIPTION

FRONT PANEL

MICROPHONE

INPUT: Balanced XLR jack for connection to low imped- ance dynamic or condenser micro- phone.

LEVEL: Adjusts the amount of signal in the microphone preamp.

PHANTOM PWR: Header connector - connects the 12VDC phantom power for the XLR Microphone Input.

BAL: Varies the relative amount of microphone signal sent to the Right and Left Outputs.

INSTRUMENT

LEVEL: Adjusts the amount of signal in the instrument circuitry.

INPUT: 1/4” unbalanced jack for connection to instruments such as guitars, keyboards, etc.

PHONO/LINE

LEVEL: Adjusts the level of all deviced connected to the Phono or Line Inputs.

INPUT (Phono): Two RCA jacks for connection specifically to the output of a phono turntable.

INPUT (Line): Two RCA jacks for connection to line or consumer product outputs such as a CD or cassette player.

STEREO INPUT: 1/8” (3.5mm) TRS stereo jack for connection to a stereo line source such as a portable CD player or MP3 player.

GROUND: For connection to the grounding cable of a phono tuner.

DUCKING: Header connector - connects the Ducking function.

PWR: Indicates the GCi404 is properly connected to a power source.

REAR PANEL

POWER: 12VDC, 150mA. 2.1 x 5.5mm barrel jack and header port

-for connection to the Rolls PS27 AC adapter, or to the computer’s 3 1/2 inch floppy drive power cable.

DUCKING

DEPTH: Adjusts the amount of LINE signal allowed to pass to the Outputs when ducking is occuring.

RELEASE: The amount of time taken for the ducked LINE signal to return to its normal level after the sigal at the Mic Input stops.

CD INPUT Port: 4-pin header for connecting to a CD rom output port. A CD Rom audio cable is required.

LINE OUTPUTS:

STEREO OUTPUT: (1/8” (3.5mm) jack)

LINE OUTPUT (RCA):

LINE OUTPUT (Header Port):

Each of these outputs contain the Right and Left output signals.

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Rolls GCi404 owner manual Specifications, Description

GCi404 specifications

The Rolls GCi404 is a state-of-the-art generator set designed for various power generation applications. Leveraging advanced technologies and engineering excellence, the GCi404 stands out for its reliability, efficiency, and innovation. It is particularly favored in industrial, commercial, and emergency power settings, catering to diverse customer needs.

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