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REAR PANEL

A
]
8
9
0
IN 1
1
2
3
IN 2-3-4
4
OFF
PHANTOM
OFF
PHANTOM
i
mode in the relevant channel (dip-switch no.3 set to PHANTOM; dip-switch no.4 set to MIC).
OFF
PHANTOM
[
op
y
2 RJ 45 sockets (channels 2 and 3) to connect an RCF BM 3001 paging microphone per
socket.
Note: when a BM 3001 paging microphone is connected, it is necessary to set the dip-switches
3 and 4 of the relevant channel to the -20 dBu + PHANTOM mode (see 10 below).
4 balanced audio inputs (channels 1, 2, 3, 4) with sockets for removable connectors.
+
Hot audio input
Cold audio input
GND
ground
CMD
command – priority access when connected to ground
Each channel has 4 dip-switches:
OFF – CHIME
OFF: the chime is disabled.
OFF: the audio hi-pass filter is not inserted
OFF – HI PASS
(flat frequency response).
OFF: the PHANTOM power supply is not
OFF – PHANTOM
available on the relevant audio input.
CHANNEL 1
0 dBu: input level = 0 dBu (775 mV).
0 dBu – MIC
CHANNELS 2, 3, 4
-20 dBu: input level = -20 dBu (78 mV).
-20 dBu – MIC
i
Examples of dip-switches 3 and 4 settings:
DIP 3
DIP 4
MODO
0 dBu
0 dBu (CHANNEL 1)
0 dBu + PHANTOM
0 dBu
(CHANNEL 1)
-20 dBu
-20 dBu (IN. 2, 3, 4)
-20 dBu + PHANTOM
-20 dBu
(CHANNELS 2, 3, 4)
When a BM 3001 paging microphone is used, it is necessary to choose the 'MIC with PHANTOM'
MIC
MIC
MIC
MIC + PHANTOM
i
When a BM 3001 paging microphone is used, it is necessary to choose the '-20 dBu +
PHANTOM' mode in the relevant channel (dip-switch no.3 set to PHANTOM; dip-switch no.4 set
to -20 dBu).
22
i
u
e
wt
r
q
8
USE (EXAMPLES)
CD/MP3 players, tuners, message players, phone systems
Pre-amplified (0 dBu output) paging microphone that needs
'phantom' power supply
Audio source having a – 20 dBu output
BM 3001 paging microphone
Dynamic microphones
Electret microphones
P
} {
CHIME: the chime will be played as soon as a
priority command is activated.
HI PASS: the audio hi-pass filter is inserted.
PHANTOM: the PHANTOM power supply is
available on the relevant audio input.
MIC: microphone audio input.
MIC: microphone audio input.
9

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Ce manuel est également adapté pour:

Am2320