Cov txheej txheem:

Digital Voltmeter: 5 Kauj Ruam
Digital Voltmeter: 5 Kauj Ruam

Video: Digital Voltmeter: 5 Kauj Ruam

Video: Digital Voltmeter: 5 Kauj Ruam
Video: How to Use 0-100V 0-10A Mini Digital Volt-Amp Meter 2024, Kaum ib hlis
Anonim
Cov Voltmeter Digital
Cov Voltmeter Digital

Qhov no yog qhov yooj yim siv thiab pheej yig DIY Voltmeter. Tag nrho tus nqi ntawm kev ua txoj haujlwm no tsawg dua INR 200 lossis 2.5 $ nkaus xwb.

Kauj Ruam 1: Daim Ntawv Teev Npe

Daim Ntawv Teev Npe
Daim Ntawv Teev Npe

Cov cheebtsam xav tau rau txoj haujlwm no tau teev tseg hauv qab no -

SIB 4148x3

78x05 wb

ICL7107 X 1

7SEG ANOT 0.56 X4

ICL7660X1

CAP 100uF/16V X1

CAP 10uF/50V X2

CAP 104 X 1

CAP 100P X 1

TIAB SA 224 X 1

TIAB SA 473 X 1

CAP 103 X 1

R 330 X 1

R 100K X 1 os

R47kx 1

R 1M X 1

R15K X 1

R 10K X 1

VR 10K X 1

Kauj Ruam 2: Daim duab Circuit Court

Daim duab Circuit Court
Daim duab Circuit Court

Nov yog Circuit Diagram rau qhov haujlwm.

Kauj Ruam 3: PCB Tsim

PCB Tsim
PCB Tsim

Nov yog PCB Tsim rau txoj haujlwm no.

Kauj Ruam 4: Ua Tus Txheej Txheem

Image
Image

Kev tsim PCB tau ua los ntawm EasyEDA.com thiab kev xaj xaj yog ua los ntawm jlcpcb.com uas tseem yog tus txhawb nqa txoj haujlwm no. Lawv muab cov kev cai ua tau zoo tshaj plaws pcbs rau tus nqi qis tshaj hauv khw. Evenm lawv txiav lawv tus nqi kom maj nrawm!

Tom qab tau txais pcbs Kuv Soldered txhua yam khoom siv hauv qhov chaw thiab sim nws nrog roj teeb. kuv piv ob qho yuav ib qho thiab ib qho diy. ob leeg yog kwv yees tib yam.

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