Communities

Writing
Writing
Codidact Meta
Codidact Meta
The Great Outdoors
The Great Outdoors
Photography & Video
Photography & Video
Scientific Speculation
Scientific Speculation
Cooking
Cooking
Electrical Engineering
Electrical Engineering
Judaism
Judaism
Languages & Linguistics
Languages & Linguistics
Software Development
Software Development
Mathematics
Mathematics
Christianity
Christianity
Code Golf
Code Golf
Music
Music
Physics
Physics
Linux Systems
Linux Systems
Power Users
Power Users
Tabletop RPGs
Tabletop RPGs
tag:snake search within a tag
answers:0 unanswered questions
user:xxxx search by author id
score:0.5 posts with 0.5+ score
"snake oil" exact phrase
votes:4 posts with 4+ votes
created:<1w created < 1 week ago
post_type:xxxx type of post
Search help
Notifications
Mark all as read
Q&A

BJT common emitter amplifier equivalent circuit (π hybrid model) [closed]

+0
−4

Closed as unclear by Olin Lathrop‭ on Nov 8, 2022 at 20:50

This question cannot be answered in its current form, because critical information is missing.

This question was closed; new answers can no longer be added. Users with the reopen privilege may vote to reopen this question if it has been improved or closed incorrectly.

Im studying the equivalent model of a BJT common emitter amplifier at high frequencies.At university we tought that the BJT at high frequencies looks something like this:

However when designing a common emitter amplifier we have to take into account any base resistors .So I draw this diagram but I dont know if it is correct.Should the base resistor be before Rx or after?

Why does this post require moderator attention?
You might want to add some details to your flag.
Why should this post be closed?

1 comment thread

You have been told this before. Your diagrams need to be neat and readable. Your first diagram is s... (3 comments)

0 answers