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Forum
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The JamMate PRIMUS a25 is a most powerful gear for MIDI and audio recording process.
As combination of MIDI controller and audio interface,
all you need to produce music is just the PRIMUS a25 and your computer.
Conveniently, PRIMUS a25 is equipped with MIC preamp, instrument preamp,
line in/out, headphone preamp and MIDI controllers. And PRIMUS a25 is USB bus-powered,
so it is no additional power required.
PRIMUS a25 gives you total control over MIDI and audio parameters.
You can experience ultimate USB technology of JamMate with this product
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Key Feature |
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25-key MIDI keyboard controller with
16 channel MIDI I/O
▶24-bit / 96 kHz Audio interface
▶8 assignable MIDI controller knobs and
encoders
▶Function keypads and a data wheel with
3 digit 7-segment LED display
▶5 fully-editable internal user banks
▶4 presets optimized for bundled
demo software and 1 useful preset
▶Pitch bend and modulation wheels
▶Sustain pedal jack
▶2 line inputs (1/4” TS), 1 MIC input (1/4” TRS)
and 1 Hi-Z input (1/4” TS)
▶2 line outputs (1/4” TS) / Headphone output with
level control
▶Direct monitor switch for zero-latency monitoring
▶USB 2.0 bus powered
▶Additional 9V DC power socket
▶Supports WDM, ASIO, DirectSound and
Core Audio driver with low latency
▶Native Instruments Pro53 DEMO, FM8 DEMO
B4II DEMO and Battery 3 DEMO
software included |
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<Analog Audio>
1. Sample rate supports |
44.1, 48, 88.2, 96 kHz |
2. Analog Line Input |
1) Input Type |
Line input 1,2 |
2) Connector Type |
1/4" TS Phone jack |
3) Peak level |
0dBFS @ +6dBV |
4) Programmable gain |
-64dB ~ +24dB (0.5dB step size) |
5) Impedance |
About 10K Ohm |
3. MIC Input |
1) Input Type |
MIC input for dynamic microphone |
2) Connector Type |
1/4" TRS Phone jack |
3) Preamp Gain |
+60dB (TBD) |
4) Peak Level |
0dBFS @ 20mV |
5) Programmable gain |
-64dB ~ +24dB(0.5dB step size) |
6) Impedance |
About 1K Ohm |
4. Hi-Z Input |
1) Input Type |
High Impedance input for instrument |
2) Connector Type |
1/4" TS Phone jack |
3) Peak level |
0dBFS @ +0dBV |
4) Programmable gain |
-64dB ~ +24dB(0.5dB step size) |
5) Impedance |
About 1M Ohm |
5. Analog Output |
1) Output Type |
Line Output 12 |
2) Connector Type |
1/4" TS Phone jack |
3) Peak level |
+0dBV @ 0dBFS |
4) Attenuation |
-64dB ~ +0dB(0.5dB step size) |
5) Impedance |
Less than 30 Ohm |
6. Headphone Output |
1) Output Type |
Headphone amplifier |
2) Connector Type |
1/4" TRS(stereo) Phone jack |
3)Load Impedance Range |
32-300 ohm (for the best performance) |
4) Output Power |
60mW @ THD<0.1% ; Vpp = 3.5V |
<Digital Audio>
1. Sample rate supports |
44.1, 48, 88.2, 96 kHz |
2. A/D Converter |
1) SNR |
102dBA(0dB @ fs=48kHz) |
2) DR |
102dBA |
3) THD |
- 95dB(1kHz, -1dBFS) |
4) Interchannel Isolation |
90dB |
3. D/A Converter |
1) SNR |
108dBA(0dB @ fs=48kHz) |
2) DR |
108dBA |
3) THD |
-97dB(1kHz, 0dBFS) |
4) Interchannel Isolation |
100dB |
<Interface>
1. USB |
1) USB Port |
USB2.0 format |
2. MIDI |
1) MIDI in and MIDI out ports(DIN-5pin) |
<Hardware>
Keyboard |
25 Keys (with velocity) |
Display |
7 segments, 3 characters (LED) |
Power Supply |
9v 300mA (DC Adaptor) DC adaptor or USB Bus Power |
Size (W) x (D) x (H) |
16.93” x 10.04” x 0.28” |
430mm x 255mm x 85mm |
Weight |
6.65lbs |
3.02kg |
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latest update:
24 November, 2007
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