Reference: A03
Brand: AIYIMA
A03 - Aiyima Bluetooth Class D Amplifier 2x50W + 1X100W 4ohm input RCA with power supply 24V
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Class D 2x100W Bluetooth 4.0 amplifier |
These amplifiers are designed for factory or do-it-yourself users. The Bluetooth / LINE IN selection switch and the audio input port are designed as JST connectors. Thus, the user can install this amplifier board in a box and connect an external switch and an RCA / Mono plug to create their own audio amplifier. TSA7499 can also connect with our TSA1000 external audio volume control card. People can adjust the audio volume by turning a real knob.
TSA7499 is a 2x100W audio amplifier card with AudioB plus Bluetooth module. It is TDA7498 high performance integrated which supports dual channel audio amplification. Both channels are able to output nominal power simultaneously and continuously. This card can be powered by any DC14V-39V power supply *. It has an intelligent cooling system, the fan does not work in the normal case to reduce noise. Only start when the chip temperature> 65 ° C.
It is perfect for your Hi-Fi application, the audio source can be wired or Bluetooth input. You may want to associate a mobile phone or computer (etc.). Power the amplifier board. Use your phone or PC (etc.) To search for a new Bluetooth device. The module will appear as "BT Speaker". You dont need a PIN, match it and then you can listen to music.
Adjustable gain via DIP-Switch as shown in the table.
Parameters | Test Conditions | Value |
Supply Voltages | - | 14-40 V |
Quiescent current |
FAN ON, STBY Disable FAN ON, STBY Enable FAN OFF, STBY Disable FAN OFF, STBY Enable |
90 mA 50 mA 40 mA 10 mA |
Efficiency | Both channels emit nominal power. | >90 % |
Input sensitivity |
25.6dB 31.6dB 35.1dB 37.6dB |
1356 mV 696 mV 460 mV 341 mV |
Input impedance | - | 48-60 KΩ |
Gain |
GAIN0 = L, GAIN1 = L GAIN0 = L, GAIN1 = H GAIN0 = H, GAIN1 = L GAIN0 = H, GAIN1 = H |
24.6-26.6 dB 30.6-32.6 dB 34.1-36.1 dB 36.6-38.6 dB |
Minimum load impedance | - | 6 Ω |
Output power |
THD = 10% |
100 W |
Bandwidth |
± 3dB | 20-20K Hz |
Operating temperature |
20-50 °C |
Parameters | Specifications |
Chip | TPA3116D2 |
Dimensions | 12 x 8 cm. |
Power | 2 x 100W |
Amplifier class | D |
Volume control | (Opzional) |
Short-circuit protection | Yes |
Overtemperature protection | Yes |
Bluetooth | 4.0 |
The card Bluetooth is programmable, just download the programming software and carefully follow the different guides, as needed, as listed below.
The same Bluetooth amplifier therefore allows programming of:
• Connection name change | ||
• Connection password entry | ||
• Automatic disconnection configuration | ||
• MONO output configuration | ||
• Tone management | ||
• DSP configuration (APT-X only) |
Come cambiare nome al Bluetooth
Connection / Disc. Auto Bluetooth
Mono configuration of Bluetooth
Download CSRXX_ROM_ConfigTool_3.0.64
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