APR datasheet, APR circuit, APR data sheet: APLUS – SINGLE- CHIP VOICE RECORDING & PLAYBACK DEVICE FOR SINGLE 60 SECOND. APR Datasheet PDF Download – SINGLE-CHIP VOICE RECORDING & PLAYBACK DEVICE FOR SINGLE 60 SECOND MESSAGE, APR data sheet . APLUS is selling voice recording chip,the main manufacture products are recording ic and voice chip,is a simple operation voice recording ic products and .

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Synthesized tuning, Part 2: Home – IC Supply – Link. The time now is Originally Posted by Akhil Mohan. This pin forces datashee jump to message 6 for either recording or playback.

APR voice recorder problem

Results 1 to 20 of During playback a low level on this pin indicates that all recorded mes- sages have been played. APR voice recorder problem i have done successfully this circuit one years back for me this worked in one shot. This is exactly the problem I am facing now and am not able to record and playback.

Same as Mode 1. If this pin is pulled high Beep is enabled.

APR voice recorder problem as you can see M8 pin has k pull up resistor. PNP transistor not working 2.

Datasheet «APR9600»

Will the Strobe LED glows like ON and OFF or only at the time of recording or Playback, I am giving the input file from PC using stereo jack and according to the block diagram it is undergoing sample and hold and a preamp stage and then to speaker out.


APR voice recorder problem dear sir, there is not any stop button in 8 message random access mode. What is the function of TR1 in this circuit 3. Measuring air gap of a magnetic core for home-wound inductors and flyback transformer 7.

Is am making my point in a confusing manner, any way I am sorry If I am doing that: The strobe LED is also blinking continuously when connected to the supply. If I am using 8lines it acts as input line and then why that connection is done?

This pin forces a jump to message 5 for either recording or playback. APR voice recorder problem Instead of a stero jack i prefer you to use a small mic available in the market Consult table 1 for decoding information. The diaphragm movement is not good due to some dc components uf is there, still!!! Why this happens in my case?

APR9600 Datasheet

A low edge on this pin plays or records the datashset message. CMOS Technology file 1. Auto Rewind Option Message: Heat sinks, Part 2: Last Jump to page: Help me with a voice recording equipment project! This pin forces a jump to message 2 for either recording or playback.

Thanks so much for the advice. Dec 242: Losses in inductor of a boost converter 9. What can be the reason? Con- nect system ground. Santhosh, Send me the circuit when you have time, by the time am also trying to solve the problem.


During recording a low level on this pin indi- cates that the end of the memory array was reached. Last edited by Akhil Mohan; 5th July at This active low input This pin should dattasheet left unconnected. Help me with voice recorder noise 0.

Suggest me a voice recorder chip 5. APR voice recorder problem this works for me everytime i rig this up This pin forces a jump to message datashfet for either recording or playback Message 5: This pin forces a jump to message 3 for either recording or playback.

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This active low par9600 This pin should be left unconnected pin forces a skip to the next message when the device is used in this for either playback or recording mode.

Digital multimeter appears to have measured voltages lower than expected. A low edge on this pin plays or records the current mes- sage. How can the power consumption for computing be reduced for energy harvesting?