ELTIM buffer modules for Pre230/330

Audio signal buffer modules

Audio Signal buffer circuits for our Pre-230 and Pre-330 preamplifier boards, all using quality connectors and parts.


             




PreLine 80 module with 2,2uF MKP capacitors, for 2U (80mm) cabinets

2,2uF/450V Panasonic MKP input capacitors
Input capacitors can be bypassed by a jumper.
Gold plated RJ140GT RCA connectors
fits on Pre 230/330 i.c.w. 80mm high cabinets


Input buffer circuits


Output buffer circuits








PreLINE IN,  Line in module


Gold plated RJ140GT RCA connectors
2,2uF/450V Panasonic MKP input capacitors
Input capacitors can be bypassed by a jumper.
RC low-pass EMI input filters
fits on Pre 230/330 i.c.w. 120mm high cabinets






PreLINE OUT module

Gold plated RJ140GT RCA connectors
LC low-pass EMI filters
fits on Pre 230/330 i.c.w. 120mm high cabinets






Pre-IN-2134, buffered line in module

input signals buffered by OPA 2134
Gold plated RJ140GT RCA connectors
2,2uF/450V Panasonic MKP input capacitors
Input capacitors can be bypassed by a jumper.
RC low-pass EMI input filters
fits on Pre 230/330 i.c.w. 120mm high cabinets






Pre-OUT-2134, buffered line in module

output signals buffered by  OPA 2134
Gold plated RJ140GT RCA connectors
standard gain 0dB, other on request
LC EMI output filters
fits on Pre 230/330 i.c.w. 120mm high cabinets






PreIN-128x, buffered balanced in module

MC916G gold plated XLR female connectors
XLR input signals buffered by THAT 128x
gain selectable 0/-3/-6dB by choise of IC only.
special EMI input filter circuitry
fits on Pre 230/330 i.c.w. 120mm high cabinets





PreOUT-1646, buffered balanced in module

MC915G gold plated XLR male connectors
XLR output signals buffered by dual  THAT 1646
Gain 6dB
4x LC EMI output filter circuits
fits on Pre 230/330 i.c.w. 120mm high cabinets