Technical Specification For Talkback

Audio & Power Specification

Talkback Input/Outputs
15 way male D-type plug (TB-6D & TB-6R) for 6 balanced talkback outputs and 1 balanced talkback input

Talkback Input Gain Range
9dB to -28dB adjusted by rear panel preset pot

External Inputs & Mute
9 way female D-type socket

for stereo balanced external input 1

stereo unbalanced external input 2 (or external talkback input/output)

talkback control output and mute input

External Input 2
Dual phono socket

stereo unbalanced in parallel with the 9 way female D-type socket

External Inputs Impedance
> 30kΩ unbalanced

> 40kΩ balanced

External Talkback Input Impedance
> 30kΩ unbalanced

External Talkback Output Impedance
< 80Ω unbalanced

External Microphone Input
3 pin female XLR socket

Mic Input Impedance
1.5kΩ balanced

Microphone Input Gain Range
74dB to 53dB adjusted by rear panel preset pot

Headphone Output
6.35mm (1/4”) jack

unbalanced stereo capable of driving 150mW into 32-600Ω headphones

Headphone Output Gain Range
9dB to <-60dB (off) adjusted by front panel pot

Station Master Remotes
25 way female D-type socket (TB-SD & TB-SR)

Loudspeaker Power
1W

Mains Input Power
85V – 264V AC

47-63Hz

max 10W

Fuse Holder
1A anti-surge fuse

Physical Specification

Dimensions (H x W x D)
6 cm x 22.4 cm 22.5 cm

Weight
2.0kg