Rolls MX28 Mixer Manual & Schematic 电路图.pdf

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1、MX28 Mini-Mix VI Owners Manual LIMITED WARRANTY This product is warranted to the original consumer purchaser to be free from defects in materials and workmanship under normal installation, use and service for a period of one (1) year from the date of purchase as shown on the purchasers receipt. The

2、obligation of Rolls Corporation under this warranty shall be limited to repair or replacement (at our option), during the warranty period of any part which proves defective in material or workmanship under normal installation, use and service, provided the product is returned to Rolls Corporation, T

3、RANSPORTATION CHARGES PREPAID. Products returned to us or to an authorized Service Center must be accompanied by a copy of the purchase receipt. In the absence of such purchase receipt, the warranty period shall be one (1) year from the date of manufacture. This warranty shall be invalid if the prod

4、uct is damaged as a result of defacement, misuse, abuse, neglect, accident, destruction or alteration of the serial number, improper elec- trical voltages or currents, repair, alteration or maintenance by any person or party other than our own service facility or an authorized Service Center, or any

5、 use violative of instructions furnished by us. This one-year warranty is in lieu of all expressed warranties, obligations or liabili- ties. ANY IMPLIED WARRANTIES, OBLIGATIONS, OR LIABILITIES, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOS

6、E, SHALL BE LIMITED IN DURATION TO THE ONE YEAR DURATION OF THIS WRITTEN LIMITED WARRANTY. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you. IN NO EVENT SHALL WE BE LIABLE FOR ANY SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR

7、 BREACH OF THIS OR ANY OTHER WARRANTY, EXPRESSED OR IMPLIED, WHATSOEVER. Some states do not allow the exclusion or limitation of special, incidental or consequential damages so the above limitation or exclusion may not apply to you. This warranty gives you specifi c legal rights, and you may also ha

8、ve other rights which vary from state to state. MX28 MINIMIX VI Three stereo inputs - 2: 1/4 unbal per channel. Individual 1/4 Right and Left outputs Pan control for each channel Two Stereo Phone Outs; 1/4 and 1/8 (3.5mm) The MX28 is the ideal mixer for anyone needing to mix up to three stereo signa

9、ls. Keyboards, stereo guitar effects, even sources like CD players or cassette players can be mixed to- gether maintaining their true stereo separation. SPECIFICATIONS Input Impedance: 10K Output Impedance: 100 Max Gain: +27 dBV Max Input Level: +30 dBV Max Output Level: +13 dB Frequency Response: 2

10、0Hz - 20kHz +/- 1 dBV THD + Noise: .005% Power: 12 VDC 150 mA adapter (center negative) Weight: 1.2 lbs. (.49 Kg) Size: 4.25 x 1.75 x 4.5 (WxHxD) Rolls Corporation Salt Lake City, UT 10/06 123 OUTPUT DC IN 12 - 16 VDC + - MX28 STEREO MINI-MIX VI LEVEL 1 BAL LEVEL 2 BAL LEVEL 3 BAL MASTER LEVEL HEADP

11、HONE LEVEL MADE IN USA R LL R L R L R RadioFans.CN 收音机爱 好者资料库 Thank you for your purchase of the MX28 MiniMix VI. The MX28 is a three channel true stereo mixer designed for keyboard or other stereo line level signal mixing. INSPECTION 1. Unpack and inspect the MX28 box and package. If obvious physic

12、al damage is noticed, contact the carrier immediately to make a damage claim. We suggest saving the shipping carton and pack- ing materials for safely transporting the unit in the future. 2. Please complete the Warranty Registration Card and return it to the factory. DESCRIPTION FRONT PANEL LEVEL 1

13、- 3: Volume Controls: Adjusts the amount of input signal to the indicated channel. MASTER LEVEL: Master volume control, adjusts the amount of over- all signal sent to the Main Right and Left outputs. HEADPHONE LEVEL: Adjusts the amount of signal sent to the Head- phone Output. PAN 1 - 3: varies the

14、relative amount of right and left signal from the channel to the mix bus. PHONE OUTS: 1/4 and 1/8 (3.5mm) TRS Stereo jacks for connection to stereo headphones. REAR PANEL CH 1 - Ch 3 INPUTS: 1/4 unbal- anced inputs The Right input is the MONO input. Right and Left MAIN OUTPUTS: 2: 1/4 unbalanced out

15、puts containing the three mixed stereo signals. DC IN: Power jack - accepts +12 to +16 volts DC (outside of the barrel is positive). OPERATION Shown below is an example setup for the MX28. The power adapter is not shown. It should be conected to the proper voltage, grounded AC outlet. SCHEMATIC MX28

16、 LEVEL 1 BAL LEVEL 2 BAL LEVEL 3 BAL MASTER LEVEL HEADPHONE LEVEL L R1 L R2 L R3 L R OUTPUT DC IN 12 - 16 VDC + - (MIDI Signal) To mixer or recording device R L1 R L2 R L3 R L OUTPUT DC IN 12 - 16 VDC + - MX28 STEREO MINI-MIX VI LEVEL 1 BAL LEVEL 2 BAL LEVEL 3 BAL MASTER LEVEL HEADPHONE LEVEL Synth Module Synth Module RadioFans.CN 收音机爱 好者资料库