AER Compact Mobile II Technical specifications

6. Technical specications Compact Mobile2 – page 1

Inputs

channel 1

channel 2

aux in Auxiliary stereo input, e.g. for CD player

return Input from external parallel effect loop, or

Outputs

line out Line output after master, with aux in and

High impedance, unbalanced instrument or

line input
Mono jack socket, ¼“ (6.35 mm)
Min. input voltage: 22 mV (–33 dBV)
Max. input voltage: 5 V (+14 dBV)
Input impedance: 2.2 M || 350 pF
Equivalent input noise voltage (A-weighted):

1.5 μV (– 117 dBV)

H

igh/low (attenuator) switch: –10 dB

Phantom power: Optional (see notes), 9 V

DC / max. 100 mA, on ring of input jack,

short circuit protected

lip indicator

c
Headroom: min. 6 dB
Switchable line / microphone input
Combo socket, XLR + jack ¼” (6.35 mm)
line mode (via jack input only)
High impedance, unbalanced instrument or

line input
Min. input voltage: 27 mV (–31 dBV)
Max. input voltage: 7 V (+17 dBV)
Input impedance: 2.2 M || 350 pF
Equivalent input noise voltage (A-weighted):

2.4 μV (– 113 dBV)
mic mode
Microphone input, XLR (balanced), stereo

jack (balanced), or mono jack (unbalanced)
1 / sleeve = ground,
2 / tip = positive (+),
3 / ring = negative (–)

Min. input voltage: 3.3 mV (–50 dBV)

with low-gain option: 5.8 mV (–45 dBV)

Max. input voltage: 1 V (0 dBV)

with low-gain option: 1.8 V (+5 dBV)

(see notes)
Input impedance (balanced): 1.2 k
Input impedance (unbalanced): 2.7 k
Voice filter:

–10 dB at 270 Hz referred to 10 kHz
Equivalent input noise voltage (A-weighted):

0.9 μV (–121 dBV)

Phantom power: XLR only, 48 V, switchable,

R = 6.8 k per terminal, max. 10 mA total,

short-circuit protected
c

lip indicator

Headroom: min. 6 dB

Cinch (RCA) sockets, L / R
Level adjustable by a
Min. input voltage: 100 mV (–20 dBV)
Max. input voltage: 3.5 V (+11 dBV)
Input impedance: 22 k

supplementary input
Mono jack, ¼” (6.35 mm)
Min. input voltage: 320 mV (–10 dBV)
Max. input voltage: 5 V (+14 dBV)
Input impedance: 20 k

(but 5 k while external effect is switched

OFF by footswitch)

effects
Mono jack, ¼” (6.35 mm)
Output voltage: 700 mV (–3 dBV)
Output impedance: 100 
Min. load impedance: 2 k
Residual noise (A-weighted):

4.5 μV (–107 dBV)

ux level

headphones Headphones output

send Output for external parallel effect loop,

tuner Tuner output, after tone controls, before

DI-out Balanced, non-isolated XLR output, after

Footswitch connector

footswitch Connector for a dual footwitch

Tone controls

Channel 1

Channel 2 bass
treble

Effects

Internal
e

ffects

External
e

ffects

efx pan Blends both inte rnal and external effects

Stereo jack socket, ¼” (6.35 mm),

L/R connected
When plugged in, internal speaker is muted.
Output power at rated conditions:

2 x 8 mW / 32 
Max. output power: 2 x 100 mW / 1000 
Output impedance: 470  (common for L/R)
Min. load impedance: not limited
N

ote:

Suitable for stereo headphones with
stereo jack only. Not functional with mono
jacks.

before m

aster, after tone controls
Mono jack, ¼” (6.35 mm)
Output voltage (e

900 mV (–1 dBV)
Output impedance: 47 
Min. load impedance: 2 k

effects and master
Mono jack, ¼” (6.35 mm)
Output voltage: 225 mV (–13 dBV)
Output impedance: 47 
Min. load impedance: 2 k

tone controls, without a

1 = ground,

2 = positive (+),

3 = negative (–)
Output voltage (differential):

93 mV (–21 dBV)
Output impedance:

47 , each terminal to ground
Min. load impedance (differential): 1 k

Stereo jack, ¼” (6.35 mm)

Tip = internal effect on/off

Ring = external effect on/off

Sleeve = common (ground)
Function: Switch ON = effect OFF

colour –3 dB at 700 Hz

+10 dB at 8 kHz

bass

8 dB at 100 Hz (shelf type)

middle

6 dB at 800 Hz

t

reble

8 dB at 10 kHz (shelf type)
8 dB at 100 Hz (shelf type)
11 dB at 10 kHz (shelf type)

Digital effect processor
1 Reverb (short predelay)
2 Reverb (long predelay)
3 Delay (320ms, repetitive)

Chorus

4
Parallel effect loop, see s

between channels 1 and 2, with reverse

direction of rotation for the external

effects.

fx pan fully clockwise):

ux in and effects

end and return

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CompactMobile2 - 2012_07_GB

6. Technical specications Compact Mobile2 – page 2

Power

Power amp

Mains power

Mains fuse

Internal
b

attery

12 V DC
c

onnector

General

Distortion
Analog signal

p

rocessing

Limiter

hreshold

t
Speaker

ystem

s
Cabinet

Finish Waterbased acrylic, black spatter finish

Dimensions and weight

Dimensions 320 mm (12.8“) high

Weight

60 W / 4  (1% THD)
Monolithic IC with DMOS output
Dynamic range (A-weighted): 94 dB
Mains voltage (depending on model):
100, 120, 230, or 240 V AC, 50–60 Hz
Power consumption: max. 240 W
Power consumption (only charging): 45 W
Size: 5 x 20 mm
Rating:
For 230 and 240 V models: T 1 A L / 250 V
For 100 and 120 V models: T 2 A L / 250 V
Type and
r

ating
Operating
t

ime
Recharge

ime

t

mportant

I

Charge batteries soon when empty.
Never store with empty batteries!
Recharge once a year when not in use.

The power switch must be ON in order to

Input for operating the Compact mobile

Max. current consumption: 10 A
1 = minus (–)
2 = plus (+)
N

THD + N < 0.1% at 6 W / 4 
Subsonic filter, adaptive peak limiter

50 W / 4 

8” (200 mm) dual cone full-range speaker,

12 mm (0.47“) birch plywood

326 mm (12.9“) wide
282 mm (11.1“) deep
13 kg (28.7 lbs)

2 rechargeable sealed lead-acid

ca. 3 – 4 h depending on

100% full charge: ca. 16 h
90% full charge: ca. 12 h
Without output load.

charge the battery.

from an external 12 V battery

ote:

This input can not be used to charge
the external battery from the Compact
mobile or to charge the internal battery
from an external power source.

bass reflex enclosure

batteries, each 6 V / 12 Ah

volume

NOTES

R

ated conditions:

Nominal input voltage: 50 mV at input of channel 1.
Test signal: 1 kHz sine unless stated otherwise.
Signal voltages stated as RMS values.
0 dBV corresponds to 1 V RMS.
G

ain of channel under test fully clockwise.
Tone controls in center position, c
M

aster adjusted such that the rated output power is
obtained (requires that the limiter is disabled).
To avoid having to disable the limiter, m
adjusted such the rated output voltage at l
obtained instead.

utput voltages refer to rated conditions as stated above.

O
M

in. input voltage: Input voltage required for rated output
power (limiter disabled) with g
clockwise

M

ax. input voltage: Input voltage that does not cause more
than 1% THD+N, suitable control settings provided

T

HD + N: Total harmonic distortion + noise, with input and

output levels 10 dB below rated conditions.

quivalent input noise voltage: Noise voltage at speaker

E

output divided by gain of amplifier. g
test fully clockwise, m
inputs minimal. Input shorted, B = 22 Hz … 22 kHz

R

esidual noise: Noise of an output when its level control is

set to minimum.

D

ynamic range (power amp): Ratio of rated output voltage

to residual noise voltage (m

O

ptions: The following options are available by internal
jumper settings.

1) Gain of microphone input can be reduced, resulting in
more headroom.

2) 9 V phantom power for channel 1 can be activated.
C

aution:

Install only if required. Phantom power may
damage external equipment. Read the operating
instructions.

Specifications and appearance subject to change without

notice.

aster fully clockwise, gain of unused

aster fully anticlockwise).

olour off.

aster can be

ine out is

ain and master fully

ain of input under

TD20121011

www.aer-amps.com

CompactMobile2 - 2012_07_GB