P-906MK2
The power amplifier shall be capable of operation from a 120 V, 50/60 Hz line. Either direct input
or plug-in module connections shall be available on the rear panel. The amplifier shall meet the
following performance criteria. Input sensitivity for rated output shall be available at 0.1V or 1.0 V
for module input and direct input. Power output shall be 60 W at less than 0.5% THD from 20 to
20k Hz (direct output) or 50 to 20k Hz (transformer output). Frequency response shall be ±1dB
from 20 to 20k Hz (direct output) or 20 to 15k Hz (transformer output). Input impedance shall be
10k ohms for module input and direct input. Load impedance shall be 4, 8, 10.4 (25V line) or 81.7
(70.7 V line) ohms. Load voltage shall be 15.5, 21.9, 25 or 70.7 V. Output noise shall be 90 dB
below rated output when all gain controls are off. Plug-in accessory modules designed for use
with the power amplifier shall utilize the latest in surface mount component technology and shall
include microphone, line and special function models. The power amplifier shall be rack-mounted
using an optional rack-mounting bracket. The amplifier’s dimensions shall be 16.5” x 3.9” x 14.1”
(420 x 99.1 x 358 mm) and its weight shall be 20.1 lbs. (9.1 kg).

The power amplifier shall be TOA model P-906MK2.
The rack-mount bracket shall be TOA model MB-25B.



P-912MK2
The power amplifier shall be capable of operation from a 120 V, 50/60 Hz line. Either direct input
or plug-in module connections shall be available on the rear panel. The amplifier shall meet the
following performance criteria. Input sensitivity for rated output shall be available at 0.1 V or 1.0 V
for module input and direct input. Power output shall be 60 W at less than 0.5% THD from 20 to
20k Hz (direct output) or 50 to 20k Hz (transformer output). Frequency response shall be ±1 dB
from 20 to 20k Hz (direct output) or 20 to 15k Hz (transformer output). Input impedance shall be
10k ohms for module input and direct input. Load impedance shall be 4, 8, 10.4 (25V line) or 81.7
(70.7 V line) ohms. Load voltage shall be 15.5, 21.9, 25 or 70.7 V. Output noise shall be 90 dB
below rated output when all gain controls are off. Plug-in accessory modules designed for use
with the power amplifier shall utilize the latest in surface mount component technology and shall
include microphone, line and special function models. The power amplifier shall be rack-mounted
using an optional rack-mounting bracket. The amplifier’s dimensions shall be 16.5” x 3.9” x 14.1”
(420 x 99.1 x 358 mm) and its weight shall be 20.1 lbs. (9.1 kg).

The power amplifier shall be TOA model P-912MK2.
The rack-mount bracket shall be TOA model MB-25B.



P-924MK2
The power amplifier shall be capable of operation from a 120 V, 50/60 Hz line. Either direct input
or plug-in module connections shall be available on the rear panel. The amplifier shall meet the
following performance criteria. Input sensitivity for rated output shall be available at 0.1V or 1.0 V
for module input and direct input. Power output shall be 240 W at less than 0.5% THD from 20 to
20k Hz (direct output) or 50 to 20k Hz (transformer output). Frequency response shall be ±1dB
from 20 to 20k Hz (direct output) or 20 to 15k Hz (transformer output). Input impedance shall be
10k ohms for module input and direct input. Load impedance shall be 4, 8, 2.6 (25V line) or 21
(70.7 V line) ohms. Load voltage shall be 31.0, 43.8, 25 or 70.7 V. Output noise shall be 90 dB
below rated output when all gain controls are off. Plug-in accessory modules designed for use
with the power amplifier shall utilize the latest in surface mount component technology and shall
include microphone, line and special function models. The power amplifier shall be rack-mounted
using an optional rack-mounting bracket. The amplifier’s dimensions shall be 16.5” x 6.0” x 13.2”
(420 x 151.3 x 334.2 mm) and its weight shall be 43 lbs. (19.5kg).

The power amplifier shall be TOA model P-924MK2.
The rack-mount bracket shall be TOA model MB-35B.