Search found 1221 matches
- Thu Dec 27, 2018 4:28 am
- Forum: DSO Shell
- Topic: Let the smoke out. 9V adapter bad
- Replies: 3
- Views: 4043
Re: Let the smoke out. 9V adapter bad
The part number for US is LM1117-3.3. Package is TO263
- Thu Dec 27, 2018 4:26 am
- Forum: DSO Shell
- Topic: V4 voltage is correct but positive
- Replies: 3
- Views: 3992
Re: V4 voltage is correct but positive
V4 should be positive so your analog board output is correct. For the encoder issue please see this troubleshooting guide viewtopic.php?f=19&t=1108 .
- Sun Dec 23, 2018 2:43 pm
- Forum: DSO Shell
- Topic: Damaged the STM32
- Replies: 3
- Views: 4441
Re: Damaged the STM32
Did you use a power supply that shared the same ground with the amplifier? If ground is isolated 35Vpk signal shouldn't damage the scope.
C1 is rated at 50V DC.
C1 is rated at 50V DC.
- Sun Dec 23, 2018 2:36 pm
- Forum: DSO138mini
- Topic: Charging battery
- Replies: 4
- Views: 15522
Re: Charging battery
You can do this with H or J version analog board.
- Mon Dec 10, 2018 1:27 am
- Forum: FG085
- Topic: AVR Programmer
- Replies: 14
- Views: 30645
Re: AVR Programmer
Please try remove the file "libusb0.sys" from te eXtreme Burner folder.
You can also try this http://www.jyetech.com/Support/progisp172.rar .
You can also try this http://www.jyetech.com/Support/progisp172.rar .
- Mon Dec 10, 2018 1:17 am
- Forum: DSO138mini
- Topic: Turning the battery power off
- Replies: 6
- Views: 18291
Re: Turning the battery power off
jpeg format is accepted. You might need do down size the photo to make it smaller.
- Thu Dec 06, 2018 3:23 am
- Forum: DSO Shell
- Topic: Resistor value R2 differts from manual
- Replies: 3
- Views: 4728
Re: Resistor value R2 differts from manual
1.3M can be used but will cause measurement error. You can contact JYETech at jyetek@gmail.com for replacement.
- Thu Dec 06, 2018 3:13 am
- Forum: DSO138mini
- Topic: Turning the battery power off
- Replies: 6
- Views: 18291
Re: Turning the battery power off
Can you post photos of your boards please?
- Thu Dec 06, 2018 3:11 am
- Forum: FG085
- Topic: AVR Programmer
- Replies: 14
- Views: 30645
Re: AVR Programmer
Please check if the devices have a suffix 'A'. That might make difference for some programming software.
- Mon Dec 03, 2018 1:35 pm
- Forum: DSO138mini
- Topic: Flash Chip and Screen controler
- Replies: 1
- Views: 5388
Re: Flash Chip and Screen controler
The chip U2 is a encrypted EEPROM for protection purpose. So its part number is not released. You can replace it or remove it if the MCU is not going to run the DSO firmware. The screen controller could be different from that used in DSO138. Yes the main board is available for selling separately. Pl...