![background image](http://html.mh-extra.com/html/phonic/helix-board-18-firewire-mkii/helix-board-18-firewire-mkii_user-manual_1552791022.webp)
Helix Board 18 FireWire User's Manual PHONIC CORPORATION
page 22
Inputs
Total Channels
10
Balanced Mono Mic / Line channel
6
Balanced Mic / Stereo Line channel
2
Balanced Stereo Line Channel
2
Aux Return
2
2T Input
Mini stereo and stereo RCA
Outputs
Main L/R Stereo
2 x 1/4” TRS, Bal. & 2 x XLR
Rec Out with Trim Control
Mini stereo and stereo RCA
CTRL RM L/R
2 x 1/4” TS
Phones
1
Firewire Interface
16 out & 2 in, 24-bit / 96 kHz
Channel Strips
10
Aux Sends
3
Pan/Balance Control
Yes
Volume Controls
60mm fader
Master Section
Aux Send Masters
3
Master Aux Send Solo
3
Stereo Aux Returns
2
Aux Return Assign to Subgroup
1
Effects Return to Monitor
2
Global AFL/PFL Solo Mode
Yes
Phones Level Control
Yes
Faders
Aux return 2, Aux 1, 2 subgroups, Main L & R
Metering
Number of Channels
2
Segments
13
Phantom Power Supply
+48V DC
Switches
Master
Effect Processor
16 effects with one main parameter control, tap delay
control, foot switch (effect on/off, tap)
Built-in Graphic EQ
Stereo 10-band
Center Frequency
40, 80, 160, 315, 630, 1.25k, 2.5k, 5k, 10k, 16kHz
Range
�12 dB
Frequency Response
(Mic input to any output)
20Hz ~ 60KHz
+0/-1 dB
20Hz ~ 100KHz
+0/-3 dB
Crosstalk
(1KHz @ 0dBu, 20Hz to 20KHz band-
width, channel in to main L/R outputs)
Channel fader down, other channels at unity
<-90 dB
Specifications