User manual ROLLS RA62C
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Manual abstract: user guide ROLLS RA62C
Detailed instructions for use are in the User's Guide.
[. . . ] SCHEMATIC
Headphone Mixer/Amplifier
RA62c Six Channel
SPECIFICATIONS
Input Impedance: Max Input Level: Input Connectors: Outputs: Max Gain: Max Output Power: Frequency Response: S/N Ratio: THD: IMD: Phase Shift (In to Out): Slew Rate: Crosstalk: Power Weight: Size:
10K Ohms unbalanced +18 dBV 1/4" TRS stereo, R & L bal. 1/4" RCA, R & L balanced XLR 6: 1/4" TRS Direct Input jacks 12: 1/4" TRS Stereo jacks 6: 1/8" (3. 5 mm) TRS Stereo jacks 20 dB/Channel up to 300 mW/side, 600 mW/Channel ( @ 16 Ohms ) DC - 30 kHz 90 dB <. 008% <. 008% 0 deg. [. . . ] For a TRS stereo input configuration, connect a Tip-Ring-Sleeve stereo plug into the front panel STEREO IN Input, or the rear panel LEFT Input. To send a mono signal to the RA62c, connect an XLR jack to either Main Input, or a single 1/4" Tip-Sleeve plug into rear panel Right Input and press in the front panel MONO/STEREO switch. This mono signal will be fed to both the right and left sides of the headphone outputs. DIRECT INPUTS The unique RA62c Direct Inputs have been provided as a way for you to mix a separate, stereo signal with the Main Input signal - giving each listener their own custom headphone mix. Tip To utilize this feature - connect a 1/4" TRS stereo signal, such as a monitor mix, to the listener's Direct Input. Mix the Main Input signal Ring with this Direct Input signal via the front panel MIX control
INSPECTION/WARRANTY
1. If obvious physical damage is noticed, contact the carrier immediately to make a damage claim. We suggest saving the shipping carton and packing materials for safely transporting the unit in the future. Please visit our website at www. rolls. com and click on the Register Your Warranty Here text. Fill out the warranty information to ensure coverage of your new RA62b.
DESCRIPTION FRONT PANEL
Note: Descriptions for Channel One through Channel Six are identical. OUTPUTS 1 - 6 : 1/4" and 1/8" (3. 5 mm) Tip-Ring-Sleeve jacks for connection to a standard pair of headphones or earphones. MIX: Adjusts the relative amount of signal from the Main Inputs and the Direct Input of that channel. VOLUME 1 - 6: Controls the amount of output signal from the indicated channel. MONO/STEREO SWITCH: When this switch is pressed in, the Right and Left channels are summed together providing a mono output signal. [. . . ] Please use the following guidelines established by the Occupational Safety Health Administration (OSHA) on maximum time exposure to sound pressure levels before hearing damage occurs.
USING THIS SYSTEM AT EXCESSIVE VOLUMES CAN CAUSE PERMANENT HEARING DAMAGE. USE AS LOW A VOLUME AS POSSIBLE
WARNING
90 dB SPL at 8 hours 95 dB SPL at 4 hours 100 dB SPL at 2 hours 105 dB SPL at 1 hour 110 dB SPL at 1/2 hour 115 dB SPL at 15 minutes 120 dB SPL - avoid or damage may occur [. . . ]
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