Product Description
New DC 9V 12Bit DSO138 2.4" TFT Digital Oscilloscope Kit Assembled DIY Module
Features:
Training for electronic production , complete detailed descriptive information ,
including schematics , production guidance , instructions ,
troubleshooting methods , etc., making a high success rate .
Component species diversity for students to identify elements ,
inline elements welding, soldering SMD components training.
Students can get in at the same time making a practical tool
for audio, video synchronization , low-frequency switching power supply ,
infrared receiver transmitter signal waveform and many other occasions,
effectively observed and measured , increased interest in learning, improve learning outcomes .
Kits using ARM Cortex-M3 processor (STM32F103C8),
and includes a 2.4 -inch color TFT display can be used as test ARM development board .
Available source , the ability of a friend can be secondary development kit based on ,
for example, it can be changed to Millivoltmeter , data loggers , and so on .
Circuit is simple , reliable , inexpensive

Specifications:
Maximum real-time sampling rate: 1Msps
Accuracy: 12Bit
Sampling buffer depth: 1024 bytes
Analog bandwidth: 0 - 200KHz
Vertical Sensitivity: 10mV / Div - 5V / Div ( 1-2-5 progressive manner )
Adjustable vertical displacement, and with instructions
Input impedance: 1MΩ
Maximum input voltage: 50Vpp (1: 1 probe ), 400Vpp (10: 1 probe )
Coupling modes include DC / AC / GND
The horizontal time base range: 10μs / Div - 50s / Div ( 1-2-5 progressive manner )
With automatic, regular and one-shot mode , easy to capture the moment waveform
Available rising or falling edge trigger
Adjustable trigger level position , and with instructions
Observable trigger waveform before ( negative delay )
Can freeze at any time waveform display (HOLD function )
Comes 1Hz /3.3V square wave test signal source
Supply Voltage: DC 9V

Package includes:
1PCS Welded Assembled DSO138



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Orders will be shipped after receiving cleared payment.

Payment due within 7 days after auction ends and for buy it now listings.

We ship most of our orders within 24 hours, and may up to 48 hours for.

If you want faster shipping way. Please contact us before making payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us by ebay message.

Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive.

If  you have any questions, please feel free to email our service  specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP.

Return/refund  is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is  received.

Please contact us first before returning your product!!!

If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible.

You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.

Note:

1.We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 1 business days for us to response. If you do not receive any reply from us, please check your email ensuring your mailbox has not reached full size.

2.Due to some ISP SPAM filter settings, you may not be able to receive our replies; if you have problems receiving our emails, you may need to use a different email account to contact us.

3.Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving any negative feedback or open any dispute on PayPal.

4.We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately.

Payment

We accept all verified payments from ebay.

Orders will be shipped after receiving cleared payment.

Payment due within 7 days after auction ends and for buy it now listings.

Shipping

We ship most of our orders within 24 hours, and may up to 48 hours for.

If you want faster shipping way. Please contact us before making payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us by ebay message.

Returns

Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive.

If  you have any questions, please feel free to email our service  specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP.

Return/refund  is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is  received.

Please contact us first before returning your product!!!

Contact Us

If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible.

You can contact us 7*24, we will reply at the first time, and we will surely solve your problems.

Note:

1.We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please allow 1 business days for us to response. If you do not receive any reply from us, please check your email ensuring your mailbox has not reached full size.

2.Due to some ISP SPAM filter settings, you may not be able to receive our replies; if you have problems receiving our emails, you may need to use a different email account to contact us.

3.Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. Please email us before leaving any negative feedback or open any dispute on PayPal.

4.We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately.