11
AM642D / AM642DP / AM642D USB
English
AM642D
AM642DP
AM642D USB
USB Interface
-
-
Stereo In/Out
Connector Type
-
-
USB Type B
Bitrate
-
-
16-bit
Frequency Response
(Mic input to any output)
20Hz ~ 60KHz
+0/-1 dB
+0/-1 dB
+0/-1 dB
20Hz ~ 100KHz
+0/-3 dB
+0/-3 dB
+0/-3 dB
Crosstalk
(1KHz @ 0dBu, 20Hz to 20KHz bandwidth, channel in to main L/R outputs)
Channel fader down, other
channels at unity
<-90 dB
<-90 dB
<-90 dB
Noise
(20Hz~20KHz; measured at main output, Channels 1-4 unit gain; EQ flat; all channels on main mix; channels 1/3
as far left as possible, channels 2/4 as far right as possible. Ref6dBu)
Master @ unity, channel
fader down
-86.5 dBu
-86.5 dBu
-86.5 dBu
Master @ unity, channel
fader @ unity
-84 dBu
-84 dBu
-84 dBu
S/N ratio, ref to +4
>90 dB
>90 dB
>90 dB
Microphone Preamp E.I.N.
(150 ohms terminated, max
gain)
<-129.5 dBm
<-129.5 dBm
<-129.5 dBm
THD
(Any output, 1KHz @
+14dBu, 20Hz to 20KHz,
channel inputs)
<0.005%
<0.005%
<0.005%
CMRR
(1 KHz @ -60dBu,
Gain at maximum)
80dB
80dB
80dB
Maximum Level
Mic Preamp Input
+10dBu
+10dBu
+10dBu
All Other Input
+21dBu
+21dBu
+21dBu
Balanced Output
+28dBu
+28dBu
+28dBu
Impedance
Mic Preamp Input
2 K ohms
2 K ohms
2 K ohms
All Other Input (except
insert)
10 K ohms
10 K ohms
10 K ohms
RCA 2T Output
1.1 K ohms
1.1 K ohms
1.1 K ohms
Ch Equalization
3-band, +/-15dB
(4-band on Stereo Ch)
3-band, +/-15dB
(4-band on Stereo Ch)
3-band, +/-15dB
(4-band on Stereo Ch)
Low EQ
80Hz
80Hz
80Hz
Mid EQ (mono channel)
100-8k Hz, sweepable
100-8k Hz, sweepable
100-8k Hz, sweepable
LMid EQ (stereo channel)
800 Hz
800 Hz
800 Hz
HMid EQ (stereo channel)
3 kHz
3 kHz
3 kHz
Hi EQ
12 kHz
12 kHz
12 kHz
Low cut filter
75 Hz (-18 dB/oct)
75 Hz (-18 dB/oct)
75 Hz (-18 dB/oct)
Built-in Power Supply
100-240 VAC, 50/60 Hz
100-240 VAC, 50/60 Hz
100-240 VAC, 50/60 Hz
Weight
10.6 lbs (4.8 kg)
10.6 lbs (4.8 kg)
10.6 lbs (4.8 kg)
Dimensions (WxHxD)
16” x 3.5” x 14”
(407 x 89 x 357 mm)
16” x 3.5” x 14”
(407 x 89 x 357 mm)
16” x 3.5” x 14”
(407 x 89 x 357 mm)
