EEVblog Electronics Community Forum
A Free & Open Forum For Electronics Enthusiasts & Professionals
Welcome,
Guest
. Please
login
or
register
.
Did you miss your
activation email
?
1 Hour
1 Day
1 Week
1 Month
Forever
Login with username, password and session length
This topic
This board
Entire forum
Google
Bing
Home
Help
Search
About us
Links
Login
Register
EEVblog Electronics Community Forum
»
Electronics
»
RF, Microwave, Ham Radio
»
what is this circuit
« previous
next »
Print
Search
Pages: [
1
]
Go Down
Author
Topic: what is this circuit (Read 1004 times)
0 Members and 1 Guest are viewing this topic.
jafal
Contributor
Posts: 11
Country:
what is this circuit
«
on:
August 04, 2020, 10:29:35 am »
hi
what is this circuit and how its work ??
the 555 timer not shown but it is run in Relaxation mod
the circuit was in laser rangefinder
Logged
jafal
Contributor
Posts: 11
Country:
this is 555 circuit
«
Reply #1 on:
August 04, 2020, 10:51:53 am »
hi
this is the 555 connected to transistor base
Logged
ArthurDent
Super Contributor
Posts: 1193
Country:
Re: what is this circuit
«
Reply #2 on:
August 04, 2020, 01:59:37 pm »
Possibly a way to add modulation to the beam. Google indicates this is a way to measure distances in a laser rangefinder.
Logged
Print
Search
Pages: [
1
]
Go Up
« previous
next »
Share me
Smf
EEVblog Electronics Community Forum
»
Electronics
»
RF, Microwave, Ham Radio
»
what is this circuit
There was an error while thanking
Thanking...
EEVblog Main Site
EEVblog on Youtube
EEVblog on Twitter
EEVblog on Facebook
EEVblog on Odysee