Spm-4250 po wered mix er 4-channel stereo powered mixer o w n e r ’ s m a n u a l.
Spm-4250 4-channel stereo powered mixer congratulations on your choice of the nady audio spm-4250 stereo powered mixer — you have purchased one of the finest stereo powered mixing units on the market today. This unit was developed using the expertise of professional sound engineers and working music...
Important safety instructions warning attention : risque de choc electrique ne pas ouvrir an equilateral triangle enclosing a lightning flash/arrowhead symbol is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure which may be of sufficient ma...
Installation 4 to ensure years of enjoyment from your nady audio spm-4250 powered mixer, please read and understand this manual thoroughly before using the unit. 1. Inspection your nady audio spm-4250 was carefully packed at the factory in packaging designed to protect the units in shipment. Before ...
5 front controls and connections channel section (1) mic input this electronically balanced xlr input is designed to accept signals from any balanced or unbalanced low impedance (low z) microphone. The xlr jack is configured for: pin1 = ground, pin2 = positive (+), pin3 = negative (-). (2) line inpu...
6 front controls and connections (10) sound, add warmth to vocals, or extra punch to bass, drums and synths; the mid control can be used to define the midrange or bring out the vocals; and adjusting the high control can provide a crisp sounding high end. Another very important, yet often overlooked ...
7 front controls and connections master section (10) power on/off switch this switch turns the unit on and off. The spm-4250 uses relays to ensure quiet turn-on and turn-off. (11) 48v phantom power led lights to indicate when 48v phantom power is turned on. (12) echo effects display this numeric eff...
Rear controls and connections 8 (25) phantom power on/off switch when this switch is depressed, +48v of phantom power will be supplied to the xlr mic inputs. (26) speaker output jacks the left and right 1/4” speaker outputs can deliver up to 125w rms per side to 4Ω loads. (27) power connector the ie...
Connections 9 this nady audio mixer uses 4 different types of audio connectors for the various input/output connections: (1) xlr balanced; (2) 1/4” trs phone jacks for balanced, unbalanced, stereo, or in/out inserts; (3) 1/4” ts unbalanced; (4) rca pin unbalanced figures 1. Balanced xlr input connec...
Specifications 1. Input section 2. Output section the specifications above are correct at the time of printing of this manual. For improvement purposes, all specifications for this unit, including design and appearance, are subject to change without prior notice. 10 3. Mixer section frequency respon...
11 one year limited warranty nady systems, inc. Warrants to the original consumer purchaser that the unit is free from any defects in material or workmanship for a period of one year from the date of original retail purchase. If any such defect is discovered within the warranty period, nady systems,...
Service for your nady audio product in the u.S. If you are experiencing operational problems with your system, please refer to the support page at www. Nady.Com for assistance. Should your wireless system require service, please contact the nady service department at (510) 652-2411 for a return auth...
