Unika 4711064410198 Скачать руководство пользователя страница 8

UNiKA

 

PRO 248

 

   

User Manual

7

SPECIFICATIONS

PRO 248

Circuit principle

Active low-noise op-amp with Transformer 

balance output

Input connector

2 x TRS

Thru connector

2 x TRS

Input pad switch/indicator

0/-20dB push button with LED

Power supply

+48V Phantom power through output 

connector with LED indicator on top cover

Output connector

2 x Male XLR through ISO Transformer

Output GND/LIFT switch

Shared push button

Input impedance

260KΩ / 0dB,  50KΩ/-20dB

Output impedance

50Ω

Max. input level before clipping

+10dB

Max Output level

+10dB

Frequency response

20Hz-20KHz, +0.05/-0.5dB

S/N ratio @20Hz~20KHz un-weight

>95dB

T.H.D. @1KHz 0dBV output

<0.02%

Transformer Ratio

1:1+1:1

Chassis

1.6mm/1.2mm steel cabinet and chassis

Surface finished

Durable complex painting

Dimension (W x D x H)

78 x 124 x 46 mm

Weight

0.55kg

Shipping weight

0.65kg

Packing per carton 

20pc/14kg

Shipping dimension per carton

350 X 310 X 207 mm

(

Specifications are subject to change without notice.

)

Содержание 4711064410198

Страница 1: ...PULSE TRANSFORMER SCHEMATIC INPUT PAD ATTENUATION POWER SUPPLY ELIMINATING GROUND LOOP NOISE CONNECTION GUIDE SPECIFICATIONS 6F No 168 Xin Hu 2nd Rd Nei Hu District Taipei City 11494 Taiwan R O C 886...

Страница 2: ...PRO 248 uses 48V phantom power instead of the traditional 9V dry cell battery so users can use it on the mixer or external phantom power supply Power is supplied to PRO 248 the power supply circuit an...

Страница 3: ...10E isolation transformer Use British OEP PT 4 1 1 audio pulse transformer in phantom power circuit 48V status indicator on the upper cover The input socket uses a pair of TRS jacks Use a pair of TRS...

Страница 4: ...to turn on 48V phantom power supply for PRO 248 proper working after connecting to the mixer 48V phantom power indicator When CH 1 or CH 2 receive 48V phantom power the indicator will be shinning the...

Страница 5: ...NSFORMER SCHEMATIC 1 5 10 6 Screen Secondary Cooper foil Core Secondary Primary Primary PULSE TRANSFORMER SCHEMATIC UNiKA PROTM EI30A10E OEP PT 4 3 layers of thermo setting adhesive polyester tape bet...

Страница 6: ...alanced isolation transformer has solved the potential difference leakage problem When the system causes a ground loop due to poor wiring the noise can be eliminated through the GND LIFT button The GN...

Страница 7: ...n 2 Hot pin 3 Cold pin The unbalanced connection pin 2 is hot pin 3 is shield paralleled with pin 1 Output from musical instrument to INPUT Output via THRU OUT to musical instrument amplifiers 1 2 3 1...

Страница 8: ...ut GND LIFT switch Shared push button Input impedance 260K 0dB 50K 20dB Output impedance 50 Max input level before clipping 10dB Max Output level 10dB Frequency response 20Hz 20KHz 0 05 0 5dB S N rati...

Страница 9: ...entioned above The results of testing in this report apply only to the product system which was tested Other similar equipment will not necessarily produce the same results due to production tolerance...

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