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SPM-835

8 CHANNEL STEREO POWERED MIXER

O W N E R ’ S   M A N U A L

Summary of Contents for SPM-835

Page 1: ...SPM 835 8 CHANNEL STEREO POWERED MIXER O W N E R S M A N U A L ...

Page 2: ...refully to get the most out of your new unit Thanks for selecting NADY AUDIO and the SPM 835 as your choice in powered mixers Date of Purchase Dealer s Name City State Zip Model Serial CONTENTS WARNING 3 FEATURES 4 INSTALLATION 5 1 Inspection 5 2 Setup and Operation 5 CONTROLS AND CONNECTIONS 6 1 Mono Input Section 6 2 Stereo Input Section 7 3 Master Section 8 a Aux Send Returns Function and Opera...

Page 3: ...rd should 1 be undamaged 2 never share an outlet or extension cord with other devices so that the outlet s or extension cord s power rating is exceeded and 3 never be left plugged into the outlet when not being used for a long period of time 9 Care should be taken so that objects do not fall into and liquids are not spilled through the enclosure s openings 10 The product should be serviced by qual...

Page 4: ...xternal effects and monitoring Stereo Aux Return with master Aux Return control 3 band active equalizers for mono input channels Stereo headphone output with dedicated volume control Tape In and Record out RCA jacks with Tape in assignable to Master Mix and Headphone Out or Headphone out only Switchable global 48V phantom power on all mono inputs Input Trim control on all mono 1 4 and stereo 5 6 7...

Page 5: ...t place the unit on speakers as this may cause them over a long time to move and fall due to speaker vibrations Although the unit s chassis is shielded against radio frequency RF and electromagnetic interference EMI extremely high fields of RF and EMI should be avoided When ready to operate connect the AC cord to the IEC receptacle and plug into the power source Be sure to confirm the voltage is p...

Page 6: ...he input sensitivity channel gain of the mic inputs on the mono input channels This control can be adjusted to accommodate input signals from a wide variety of sources from the high outputs from keyboards or drum machines to the small signal outputs of microphones The trim control adjusts the input sensitivity from 5dB to 55dB 4 All mono input channels are fitted with a three band EQ All three ban...

Page 7: ...ects send purposes For example when a fader level is adjusted any reverb sent from that channel follows the fader Otherwise when the fader is pulled down the reverb from that channel would still be audible Most reverbs etc internally sum the left and right inputs so that you can use the mono Aux You can also use this Aux send to feed inputs to a multi track recorder or any other unbalanced line le...

Page 8: ...ing the outputs of effect units such as Tape Returns from a multi track recorder or as extra instrument inputs especially if your MIDI keyboard or rack supplies a pre mixed stereo signal Certain stereo effects produce a perceived imbalance between the left and right channel levels To correct for this you will have to bring your stereo effect back on a stereo channel which has a Balance control 11 ...

Page 9: ...RING INDICATORS 21 TAPE IN TO MASTER TAPE TO HEADPHONES ONLY SWITCH The Master Mix is output to the Main Speaker outputs 32 Stereo Outputs 23 and the Record Output 14 The L R Speaker Outputs 32 provide 35W at 4 ohms for powering P A speakers rated for this power or more The Stereo Outputs are Left L and Right R 1 4 TRS phone jacks compatible with both unbalanced and balanced connections to other m...

Page 10: ...perating levels and you should always try to keep your levels within this range Overload is indicated by the L R Peak LED indicators 19 The Peak LEDs will light when the master mix is going into overload It detects the peak level and will illuminate at 3dB before clipping to warn that the signal is approaching overload You do not want the Peak LED to light except very intermittently during a take ...

Page 11: ... Return 6 RCA pin plug for unbalanced input ouput Ground Screen Cold Out of Phase Signal Hot In Phase Signal MICROPHONE INPUTS GROUP MIX OUTPUTS Socket female Plug male HEADPHONES Tip Left signal Ring Right signal Sleeve Ground Shield Tip Ring Sleeve Strain relief clamp UNBALANCED USE OF MONO 1 4 PLUGS Tip Signal Sleeve Ground Shield Tip Sleeve Strain relief clamp BALANCED USE OF STEREO 1 4 PLUGS ...

Page 12: ...12 TYPICAL USES AND INSTALLATIONS PRESENTATIONS SMALL P A ...

Page 13: ...13 TYPICAL USES AND INSTALLATIONS REHEARSALS RECORDING to PORTASTUDIO MULTIMEDIA OUTDOOR EVENT ...

Page 14: ...E PHONO INPUTS EQ HIGH Shelving 12KHz 15dB MID Bell 2 5KHz 12dB LOW Shelving 80Hz 15dB 8 HEADPHONE OUTPUTS 200mW 9 PROTECTION TURN ON MUTING 1 SEC TURN OFF MUTING INSTANT 10 PHANTOM POWER 48VDC globally selected 11 POWER REQUIREMENTS As Noted on Unit 115VAC 60Hz 230VAC 50Hz 12 POWER CONSUMPTION 140W 13 FUSE 115VAC Operation 2 0A SLO BLO 5x20mm 250V 230VAC Operation 1 0A SLO BLO 5x20mm 250V 14 DIME...

Page 15: ...BLOCK DIAGRAM 15 ...

Page 16: ...IO product require service please contact the Nady Service Department via telephone at 510 652 2411 or e mail at service nadywireless com International For service please contact the NADY AUDIO distributor in your country through the dealer from whom you purchased this product DO NOT ATTEMPT TO SERVICE THIS UNIT YOURSELF AS IT CAN BE DANGEROUS AND ALSO WILL VOID THE WARRANTY ...

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