Compared to the SEC-05LX the SEC-05X amplifier is prepared already for additional
operation modes. Therefore, some front panel elements changed slightly compared to the
SEC-05LX.
The MODE OF OPERATION switch has 6 positions. The active mode of
operation is indicated by a red LED beneath the operation mode name.
VCcCC mode (optional)
V
oltage
C
lamp
c
ontrolled
C
urrent
C
lamp mode (see also additional
sheet). This mode is allows accurate current clamp experiments at
controlled resting potentials. The time constant is set by the VCcCC
TIME CONST. (sec) switch an the left of the front panel.
VC mode
V
oltage
C
lamp mode (see also SEC-05LX manual, page 24)
CC mode
C
urrent
C
lamp mode (see also SEC-05LX manual, page 24)
BR mode
Bridge mode (see also SEC-05LX manual, page 24)
EXT mode
External mode (see also SEC-05LX manual, page 24). In external mode CC or VC mode can
be selected by a TTL signal applied to the EXTERNAL SELECT BNC / DHC TTL connector
below the MODE OF OPERATION switch; TTL low: CC mode, TTL high: VC mode
DHC mode (optional)
DHC mode (see also additional sheet). In DHC mode CC or VC mode is also selected by a
TTL signal applied to the EXTERNAL SELECT BNC / DHC TTL connector below the
MODE OF OPERATION switch; TTL low: CC mode, TTL high: VC mode
LINEAR mode (optional)
Switch to set the amplifier into the LINEAR mode (see also additional sheet). The
LINEAR mode is indicated by the LINEAR MODE LED above (green: x1, red:
x10).
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