COMIDOC
Coupons
Verified Coupons
Free
Free Courses
Search courses and topics
React
Submit Course
0
0
Johanna Christina Hälbich
Online Course Instructor
4.67 (1.5K reviews)
Statistics
7.4K
total students
7.8 hours
total content
Feb 2022
first content date
Sep 2023
last content date
Courses (2)
Johanna Christina
2 courses
The short VFD / AC Drive / Motor Drive course for beginners.
(4.67 with 44 reviews)
197
students
3.4 hours
content
Oct 2023
updated
$14.99
Johanna Christina
2 courses
Single and 3-Phase electrical circuit basics A to Z
(4.66 with 1.4K reviews)
7.2K
students
4.5 hours
content
Sep 2023
updated
$19.99
Johanna Christina Hälbich courses | Comidoc
