VX-4042N VX-3242N VX2043-FDR HVX-1643R VX-1443FDR VX-1604FX VX-1604
VX-1240FX VX-1204 VX-804FXH        
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The STK Mixers new design for "U" mark level setting. every rotary, slide controls are designed for unit gain circuitry to make no change inputs outputs signal level, this special features easy to make correct level setting with best noise structure.
The VX1443-FDR is top mixer choice of audio professionals in any application where sound quality, easy level control for recording and live. The USB device provides all MIX down signal outputs to your digital recording in a live situation, or connecting to a DAW in a home studio. And have a same class features of the VX2043FDR mixer. Available for desktop use and Rack mount acceptable 8 1/2 space.

  • New Green design for "U" mark level setting
  • 14 input CH configurations,4 Aux sends per channel with 26 outputs
  • MIC preamps 130dB dynamic range,22dBu input handlig capacity,0.005%THD
  • Sig & Peak indicators on the each input channels
  • Greatly recording purpose the 8 direct outputs of each mic channels
  • Main or Mon select USB SEND routing with play back to CH13, CH14
  • The level tolerance are lower than 1.5dB of all controls.
  • The faders precision log-taper type, made by Panasonic
  • The CH pan pots constant loudness control, also made by Panasonic
  • The precise G.EQs low noise, no cliping design
  • Ultra-Realistic sound with 20kHz response 99 FDR program digital effect
  • Ultra low noise circuit board design, “STK STANDARD”
Model VX1443-FDR
(all 1/4” TRS are Bal./Unbal.except*)
Mono mic/line 10 XLR
Stereo line 4 TRS 1/4"
Tape Stereo RCA
Aux returns 2 Stereo (TRS 1/4")
Talkback -
(all 1/4” TRS are Bal./Uvbal. except*)
Main L/R Stereo TRS 1/4” and XLR
Main Mono XLR
Aux Sends 4 TRS 1/4”
Tape L/R Stereo RCA
Sub Master outputs 4 TRS 1/4”
Phones 1 TRS 1/4"
Utility L/R 2 TRS 1/4"
Direct outputs 8 TS 1/4"
Channels Strips  
AUX control 4
Constant loudness pan control Yes
Channel mute Yes
Solo with metering Solo Only
LED indicators Peak
Bus assign switches 1-2, 3-4, L-R
Volume controls 60 mm Faders
Master Section  
Digi EFX program 99 Preset(Up/Down) 15 FDR stage,
Reverb Hall(2.0-10Sec)---------------- 8 select
Reverb Room(1.0-4.0Sec)---------------- 6 select
Reverb Plate(1.0-4.0Sec)---------------- 6 select
Reverb Ambient(0.5-1.6 Sec)---------------- 5 select
Gate Reverb (75msec -300 msec)---------------- 6 select
Reverse Reverb (75msec -300 msec)---------------- 6 select
Reverb + delay, Long---------------- 4 select
Reverb + delay, Medium---------------- 4 select
Echo & Hall-------------------------------5 selects
Karaoke--------------------------------------11 selects
Single Delay(50msec-500 msec)---------8 selects.
Modulation Effect, Chorus--------------9 selects
Modulation Effect, Flanger--------------9 selects
Modulation Effect, Tremolo--------------6 selects
Modulation Effect, Wah Wah--------------6 selects
Digi EFX Mute & Level Control On/Off SW, Peak LED Setting
Digi EFX Buss Control 1 + 2 Monitor
7 Band Graphic Equalizer L.R Main Mix
Aux Send Masters 4
Master Aux send Solo -
Stereo Aux Return 2
Global Aux Return Solo -
Aux Return Assign to Sub -
Effects Ruturn to Monitor 2
Global AFL/PFL Solo Mode PFL Only
Phones/Utility Level Control Yes
Phones/Utility Matrix Yes
Faders 4 Groups, Main L/R
USB Routing Yes, 2 Send/2 Return Selectable
Built-in Power Supply Yes
BNC Lamp Socket -
Master Fader@Unity, CH.gains Down -89 dB
Master Fader@Unity, CH.gains@Unity -85 dB
Signal to Noise Ratio ≥90dB
Total Harmonic Distortion 0.005%
Channel fader down,channels at unity -85dB
Channel muted,other channels at unity -84dB
Mic Pre Section  
Frequency response 20Hz to 60kHz +0 / -1.5dB
Maximum Levels  
Mic Preamps Input +4dBu
All Other inputs +20dBu
Balanced Main Outputs +28dBu
All Other Outputs +20dBu
Mic Preamp Input 1.3K
All Other Inputs > 10K
RCA Tape Outputs 1.1K
All Other Outputs 120Ω
Equalization CH1 to 6 3 band Mid Sweep
Low EQ 80Hz ±15dB
Mid EQ 100Hz-8kHz ±12dB
Hi EQ 12kHz±15dB
Equalization Stereo CH 3 band Fixed
Low EQ 80Hz ±15dB
Mid EQ 2.5kHz ±12dB
Hi EQ 12kHz±15dB
Low-Cut Filter 18dB/oct 75Hz
Micriphone Preamp E.I.N. -128dBu
Power Requirements 40Watts
Dimension(WxHxD) 431x 105 x 420
Shipping/CBM 0.0539
Net Weight 7.7Kg
Shipping Weight 9.2kg
*Note: Specifications subject to change without notice
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