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Parasound

®

 ZoneMaster

 

 1250 Owner’s Manual  

Page 17

 

 

Specifications and Details 

 
Power Output – 

RMS, All Channels Driven

 

(20 Hz - 20 kHz)

 

50 watts x 12 

@

 8

  

90 watts x 12 

@

 4

 or 2

  

160 watts x 6 

@

 8

 (Bridged Mode) 

200 watts x 6 

@

 4

 (Bridged Mode)  

 

Minimum Speaker Impedance –

 A+B Outputs of a Single Channel 

Stereo Mode: 2 

 

Bridge Mode: 4 

 

 

Note: Continuous operation at these minimum impedances might 

require additional ventilation for the amplifier. 

 
Frequency Response 

10 Hz - 60 kHz, +0/-3 dB 

 

Total Harmonic Distortion 

< 0.05 % at typical listening levels 
< 1.0% at full power 
 

Interchannel Crosstalk 

70 dB at 20 kHz 
 

Input Sensitivity: 

700mv = Full output (50 Watts @ 8 

Total gain = 29 dB (Level controls set to Maximum) 
 

S/N Ratio 

> 112 dB, input shorted, IHF A-weighted 

 

DC Trigger Requirements 

+9 Vdc to +12 Vdc, 5 mA 

 

Audio Trigger Requirements

 

2 mV audio signal 

 

AC Power Requirement:  

1500 Watts maximum 
100 Watts typical  
38 Watts idle (all zones on) 
12 Watts idle (one zone on) 
0.5 Watts standby

 

110-130 VAC 60 Hz or 220-255 VAC 50 Hz 

Note: AC mains voltage must be set only by a qualified electronics technician. 

 

Dimensions:  

Width: 17.25” (437

 

mm)  

Depth: 14.5” (369

 

mm) 

Height, with feet:  4.15” (105

 

mm)   

Height, without feet: 3.5” (89

 

mm) 

 

Weight:  

 

Net: 17 lbs  (7.7kg)

 

 

Shipping: 23 lbs  (10.4kg) 

 
 

Specifications and features subject to change or improvement without notice.                           Rev 1.0, Copyright  2014 

Содержание ZoneMaster 1250

Страница 1: ...Zo Mo Univ OWN one ode versal NER S eMa el 1 Twel S Manu aste 125 ve Ch ual TM er 50 hanne M el Amp plifier ...

Страница 2: ...ree prong grounding plug This plug will only fit into a grounding power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding plug 11 Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them 12 ...

Страница 3: ...t dealer invoice and store it inside the ZoneMaster 1250 s carton If the ZoneMaster 1250 should require warranty repair you will need its original carton and foam packing inserts to ship it Please do not throw away the carton or foam packing inserts Parasound ZoneMaster 1250 Serial ____________________ Parasound Dealer ___________________________________ Parasound Dealer Phone Number _____________...

Страница 4: ...nnector 7 Speaker A and B Outputs and Speaker Impedance 8 Rear Panel Controls Input and Mode Switch 9 Channel Level Controls and Uses 10 Turn On Options 11 Selecting Audio Trigger or 12V Trigger by Zone 12 12V Trigger Jacks by Zone 13 Front Panel Power Buttons and Display 14 Frequently Asked Questions and Troubleshooting 15 If You Require Assistance or Warranty Repair 16 Specifications and Details...

Страница 5: ... in a standar et ears attac First remov talled for cosm ZoneMaster 1 adequate ven st 1 empty rac p of each othe r 1250 shipping car to 3 5mm mi ets and 8 brac er one is for th vel input conn inspect it tho ately if you fin e foam packin ood time to m gain Do not urces such as e ZoneMaster aster 1250 in an unventila erheating Eve culate adequa ew inches of e aster 1250 tig ucing equipm r 1250 as wi...

Страница 6: ...ed anged only b er 1250 can sa including Mex Most other c can operate s AC voltage cal electricity_by_ 0 that has b age is not co 0 s AC pow s are locate ctory to eithe d into the inc y a qualified afely operate xico as well a countries requ safely with AC ll your dealer _country Volta been damag overed by t wer cord C ed below the er 115V or 23 correct AC m d electronics with AC line as in Taiwan...

Страница 7: ...plifie are already co vel input conn el audio is als put to drive ad y the Bus 2 In aker input con aker wires It r tinned with s Speaker Lev sing large gau els 1 throu Inputs for ea e house audio o Line In for e nection o 6 zones T m integrator Master 1250 b nect cable s p of sound that speaker wire ons that any zone Input switch t ut switch to its zone can sele audio receive d the ZoneMa er This ...

Страница 8: ...ives system designers greater flexibility and can usually avoid the added expense complexity heat and power consumption of additional amplifiers The ability of the ZoneMaster to drive two pair of speakers is credited to Parasound s 2 ohm stable high current design Typical applications for using both Speaker A and B outputs might include a large living room with four ceiling speakers Another use fo...

Страница 9: ...e more etting interna re than the tw ve larger or le the Bridged m s selected on wires to a zo The L and R he speaker te ed Mode 4 peakers in th be 8 ohms kers in the brid ohms ation in Bridge talled in a con ntinuous overh or Each rce will play in urce that is c ks source that is e L and R lev or the zone source that is jacks or the L and R level co he zone plifier is utilize Line inputs or chann...

Страница 10: ...up the ZoneMaster 1250 s Level controls until the volume level in the room or zone is as high as you or the home owner might ever want it to be This is the most appropriate setting for the Level controls because it will improve sound quality and prevent the home owner from over driving the speakers Improving the Audio Trigger Turn On for Listening at Very Low Volume You might prefer to listen to m...

Страница 11: ... be ff manually o on trigger circ trigger source nd off individu Zone 12V A nd off by 12 vo V By Zone the ng turned on o on trigger circ A for each 12 witch determin ally There a el will turn all e 12V Input ja er voltage is re ch is set to 12 disabled to p r by mistake cuit in the Zon e ually by either Audio switches olts or turned e front panel P or off manuall cuit in the Zon 2V input nes wheth...

Страница 12: ...a nt at the Left dio signal cea ents unintende ng circuit fun nput jacks Bu he audio trigg low volume le ower volume l vel controls a n volt or the A n will be disa 12V trigger l er or 12 o 12V By Zon ach zone For labeled Tur switch to the d By Zone 1 6 s 12V Trigger ately turn off or Right inpu ases the zone ed turn off du ctions the sam us 1 Bus 2 In er in the Zone eveI an audi level simply t t ...

Страница 13: ...r Switc ated just abov e marked fo fier for an exte by Zon individual zon o the jack and ck We have 2V trigger outp one end of on The trigger gligible 5 mA er current draw ximum capaci u do not over ger outputs ar chain the inco ifier For exa ce to the Zone 4 12V input jac ou plug in the AC ground po heard in your tlet power str ch ve the fuse ho or on This sw ended period ne ne jacks are 3 the pl...

Страница 14: ...res are short circuited The indicators might also alternate flashing green and red depending on the musical content and volume levels This also indicates a problem Both channel number indicators for a zone will always illuminate the same color Causes for the front panel indicators to illuminate red are The speaker outputs for one or both channels of that zone are short circuited negative to positi...

Страница 15: ...ched the channel sees only 4 ohms If two 4 ohm speakers are attached the channel sees only 2 ohms The zone may have overheated and will not resume operation until it cools down Ensure that you have provided adequate ventilation especially when driving low impedance loads See page 14 for details Why is there no sound from my speakers Are the channel lights illuminated green on the front panel indic...

Страница 16: ...h are outside the Warranty Unit is not eligible for repair under the terms of the Parasound warranty if 1 Unit was not purchased from a Parasound Authorized Dealer 2 You do not have the original bill of sale or sales receipt from a Parasound Authorized Dealer 3 You are not the original owner The Parasound warranty is not transferable 4 Unit s serial number was removed modified or defaced 5 Unit sh...

Страница 17: ...Crosstalk 70 dB at 20 kHz Input Sensitivity 700mv Full output 50 Watts 8 Ω Total gain 29 dB Level controls set to Maximum S N Ratio 112 dB input shorted IHF A weighted DC Trigger Requirements 9 Vdc to 12 Vdc 5 mA Audio Trigger Requirements 2 mV audio signal AC Power Requirement 1500 Watts maximum 100 Watts typical 38 Watts idle all zones on 12 Watts idle one zone on 0 5 Watts standby 110 130 VAC 6...

Страница 18: ...Paras sound ZoneMa aster 1250 Own Paras ner s Manual sound Produc cts Inc 2250 Customer S www 0 McKinnon A Service 415 parasound c Ave San Fran 397 7100 com ncisco CA 94 4124 Page 18 ...

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