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21

Ⅰ 

Introduction

  

l

  

제품 소개

8.

 

Specifications

 

l

 

제품 규격

 Specifications subject to change without notice.

NOTES : 

Model

HVQ-215 Dual 15 band

Inputs

  Connectors
  Type:
  Impedance:

1/4″ TRS, female XLR (pin 2 hot), 

Electronically balanced/unbalanced, RF filtered 

Balanced 40

, unbalanced 20

Outputs

  Connectors
  Type
  Impedance:  

1/4″ TRS, male XLR (pin 2 hot), 

Balanced/unbalanced, RF filtered 

Balanced 120Ω, unbalanced 60Ω

System Performance 

  Bandwidth
  Frequency Response:
  Comp Limiter Threshold Range

20Hz to 20kHz, +0.5/-1dB

<10Hz to >50 kHz, +0.5/-3dB

Min 0dB through max 24dB Range(off position)

Noise

Signal-to-Noise 
Dynamic Range:

(+/-6dB range):

>94dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth

>112dB, unweighted

Signal-to-Noise
Dynamic Range:

(+/-15dB range):

>90dB, unweighted, ref: +4dBu, 22kHz measurement bandwidth

>108dB, unweighted

THD+Noise

<0.04%, 0.02% typical at +4dBu, 1kHz

<0.05% at 1kHz with 15dB gain reduction

Interchannel Crosstalk:

<-80dB, 20Hz to 20kHz

Function Switches

EQ Bypass

Bypasses the graphic equalizer section in the signal path

Low Cut (Recessed)

Activates the 40Hz 18dB/octave Bessel Low cut filter

Range (Recessed)

Selects /-6dB or +/-15dB slider boost/cut range

Output Level Meter

4-LED bar graph (Green, Green, Yellow, Red)at -10, 0, +10, and +18dBu

Gain Reduction Meter

4-LED bar graph (all Red)at 1, 3, 6, and +10dB

EQ Bypass Indicator

1 LED: Red

Clip Indicator

1 LED: Red

Low Cut Indicator

1 LED: Red

AC Power Requirement 

Power Consumption : 24VA

AC 100-120V (50-60Hz) : Fuse T125mA / 250V

AC 220-240V (50-60Hz) : Fuse T160mA / 250V

IEC receptacle

Dimension (W×D×H)

Weight

lbs/Kg

482.5×197×88mm / 19×7.8×3.5 inch (HVQ-215)

4Kg / 8.80 lbs (HVQ-215)

http://stk.com.vn

Summary of Contents for HVQ Series

Page 1: ...1 0 5 0 0 5 1 2 3 4 6 15 12 9 7 6 4 1 2 0 1 4 2 7 9 12 15 6 15 18 11 8 5 1 4 dBu OFF 20 COMP 5 1 RANGE LIMITER RANGE 0 2 4 2 4 7 10 12 dB 12 10 8 15 18 11 8 5 1 4 dBu OFF 20 COMP 5 1 RANGE LIMITER RA...

Page 2: ...on l 3 2 Important Safety Instructions l 4 5 3 Operation and Application Notes l EQ 6 7 4 Panel Descriptions l 8 12 5 Installation Considerations l 13 15 6 System Hookup Diagrams l 16 17 7 Block Diagr...

Page 3: ...cut filter for each channel The products have built in noise reductoin HVQ 215 is optional and on board comp limiter with variable threshold control The 45mm long throw high resolution faders allow pr...

Page 4: ...other sources refer to the operating instructions 8 Polarization If the appliance is equipped with a polarized alternating current line plug a plug having one blade wider than the other this plug will...

Page 5: ...covered by the operating instructions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the appliance to its...

Page 6: ...the sound system must be properly set up Each component of the sound system should be set at its nominal operating level starting with the first element in the system usually a mixing console Each ele...

Page 7: ...ans span 2 octaves Therefore one band on a 2 3 octave equalizer is twice as wide as one band on a 1 3 octave equalizer So boosting or cutting any band will affect a wider range of frequencies one the...

Page 8: ...Clip 6dB 15dB 18 Input Gain Comp Limiter Threshold Input Gain Comp Limiter Threshold 6 15dB 6 15dB 6 15dB 6 15dB 10 0 10 10 6 3 1 0 3 3 6 9 12 dB 12 9 6 0 3 3 6 9 12 dB 12 9 6 dB dBu 6dB 15dB 18 6 15...

Page 9: ...on due to gain changes caused by individual frequencies 8 Noise Reduction LED HVQ131 HVQ231 ONLY The yellow LED lights when noise reduction circuit is activated via the noise reduction switch 9 EQ Byp...

Page 10: ...6 dB dBu 6dB 15dB 18 6 15dB 6 15dB 6 15dB 6 15dB 10 0 10 10 6 3 1 15 18 11 8 5 0 1 dBu OFF 20 COMP 5 1 RANGE 6 4 3 2 1 0 5 0 0 5 1 2 3 4 6 15 12 9 7 4 1 2 0 1 4 2 7 9 12 15 6 4 3 2 1 0 5 0 0 5 1 2 3 4...

Page 11: ...Standard IEC type power cord connection with integral mains fuse holder equipped with 125mA 250V HVQ231 315mA fast blow fuse for AC input 120V Other country are 160mA 250V Time Lag fuse for AC input...

Page 12: ...r AC Input Consumption 15W 1 2 3 1 2 3 1 2 2 3 3 4 4 5 4 Output Connectors Three types of output connectors are provided for output connections male XLR type connectors 1 4 tip ring sleeve phone jack...

Page 13: ...and 20Kohm unbalanced This makes the HVQ series equalizers audio inputs suitable for use with virtually any low source impedance under 2Kohm Output Cable Configurations The equalizer s output is capab...

Page 14: ...be achieved by turning up the sound system to the feedback point and attenuating the oscillating ringing frequency 1 3rd octave resolution is best for this application Turn the system up to feedback...

Page 15: ...ne of the most useful tools in the sound engineer s bag STK equalizers offer the features and the flexibility to deliver uncompromising quality in the studio A Fix a track that doesn t sound quite rig...

Page 16: ...eduction EQ ByPass Output Level Gain Reduction dB dBu Clip 10 6 3 1 18 10 0 10 20 25 31 5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1K 1 25K 1 6K 2K 2 5K 3 15K 4K 5K 6 3K 8K 10K 12 5K 16K 20...

Page 17: ...10K 12 5K 16K 20K Equalizer Comp limiter 6dB 15dB 6dB 15dB HVQ 231 VX 4042NU MIXER Graphic Equalizer HVQ 231 CH A CH B 12 12 dB 0 10 15 20 off dBu Input Gain Threshold Range Low Cut Noise Reduction E...

Page 18: ...18 Introduction l 7 Block Diagram l HVQ 215 h t t p s t k c o m v n...

Page 19: ...19 7 Block Diagram l HVQ 131 h t t p s t k c o m v n...

Page 20: ...20 Introduction l 7 Block Diagram l HVQ 231 h t t p s t k c o m v n...

Page 21: ...range 90dB unweighted ref 4dBu 22kHz measurement bandwidth 108dB unweighted THD Noise 0 04 0 02 typical at 4dBu 1kHz 0 05 at 1kHz with 15dB gain reduction Interchannel Crosstalk 80dB 20Hz to 20kHz Fun...

Page 22: ...4dB ref 4dBu 22kHz 112dB 15dB 90dB ref 4dBu 22kHz 108dB THD 0 04 0 02 1KHz 4dBu 0 05 1KHz 15dB 80dB 20Hz 20kHz EQ Recessed 40Hz 18dB Recessed 6dB 15dB 10 0 10 18dBu 4 LED 1 3 6 10dB 4 LED EQ 1 LED 1 L...

Page 23: ...90dB unweighted ref 4dBu 22kHz measurement bandwidth 108dB unweighted THD Noise 0 04 0 02 typical at 4dBu 1kHz 0 05 at 1kHz with 15dB gain reduction Interchannel Crosstalk 80dB 20Hz to 20kHz Noise Red...

Page 24: ...dB range 90dB ref 4dBu 22kHz 108dB THD 0 04 0 02 1kHz 4dBu 0 05 1kHz 15dB 80dB 20Hz 20kHz 20dB EQ Recessed 40Hz 18dB Recessed 6dB 15dB 10 0 10 18dBu 4 LED 0 3 6 10dB 4 LED 1 LED EQ 1 LED 1 LED 1 LED A...

Page 25: ...YEAR WARRANTY STK electronics are warranted to be free from defects in materials and workmanship under normal use for a period of 1 year from date of original purchase During that period STK will at i...

Page 26: ...25 b 9 STK 543 15 3 21104 TEL 032 525 1788 1790 FAX 032 525 1784 E mail stkcom stkpro com www stkpro com 1 STK 1 AS STK STK STK Professional Audio FOR YOUR RECORDS 1 A S h t t p s t k c o m v n...

Page 27: ...Note h t t p s t k c o m v n...

Page 28: ...Owner s Manual For The STK HVQ SERIES 31 Band Graphic Equalizer Printed In Korea STK Professional Audio NOV 2018 h t t p s t k c o m v n...

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