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OPERATING GUIDE
DEAN MARKLEY ELECTRONICS
2150 DELAVAN DRIVE – SUITE #11
WEST DES MOINES, IA 50265
PHONE: 515-282-1650
FAX: 515-282-1680
www.deanmarkleymps.com
E-MAIL:
Info@UltraSoundAmps.com
CUSTOMER / TECHNICAL SUPPORT:
E-MAIL:
Support@UltraSoundAmps.com
TOLL FREE 1-888-993-5091
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Summary of Contents for Dean PRO250
- Page 1 OPERATING GUIDE DEAN MARKLEY ELECTRONICS 2150 DELAVAN DRIVE – SUITE #11 WEST DES MOINES, IA 50265 PHONE: 515-282-1650 FAX: 515-282-1680 www.deanmarkleymps.com E-MAIL: Info@UltraSoundAmps.com CUSTOMER / TECHNICAL SUPPORT: E-MAIL: Support@UltraSoundAmps.com TOLL FREE 1-888-993-5091...
- Page 2 PRO-250 Front Panel GUITAR CHANNEL (CHANNEL - 1) GUITAR INPUT: Instrument input. Designed for both active and passive pickups. VOLUME: Adjusts the pre amp gain, (sensitivity), of the guitar channel. This control should be used to match your guitar pickup to the amplifier. If amp overloading occurs when using this unit with an active pick up system be sure to decrease this level until the overloading situation ceases.
- Page 3 PRO-250 Rear Panel DIRECT/LINE OUTPUTS: The PRO has both XLR (balanced) DIRECT OUT and 1/4" (unbalanced) LINE OUT outputs. The XLR outputs can drive long cable lengths without added noise while the 1/4" outputs can drive virtually any line level input. Separate CHANNEL-1, CHANNEL-2, and CHANNEL 1+2 outputs are post eq/efx to ensure a finished mixed signal to a PA system.
- Page 4 PRO-250 SPECIFICATIONS When using electric products, basic cautions should WARNING: • Input always be followed, including the following: Impedance: 1 Meg (CH-1), 220k (CH-2) MIC 4.4k (CH-2) Read all safety and operating instructions before using this product. Sensitivity: 150MV to 6V All safety and operating instructions should be retained for future reference.
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