Easy and simple to build double biquad TV antenna ch 21-69

Views: 1 | Added by: Zlatko | Date: Yesterday | Comments (0)

HERE IS UHF BATEING ANTENNA FOR 21-69 CHANELS:

Views: 2 | Added by: Zlatko | Date: 2019-09-10 | Comments (0)

here is JOmy batwing antenna 2.4 ghz

Views: 2 | Added by: Zlatko | Date: 2019-09-10 | Comments (0)

This is a simple 2 transistor amplifier on just 1.5V battery

amplification is from 1mV to 40mV .... 40 times and is very good.

Views: 5 | Added by: Zlatko | Date: 2019-08-17 | Comments (0)

Two options:

first is not very good and is created for cheap fm portable radios

second is better and is with 3 transistors premp/osc/mixer

 

 

 

Views: 9 | Added by: Zlatko | Date: 2019-08-09 | Comments (0)

simple preamp with tuning

 

Attachments: Image 1
Views: 14 | Added by: Zlatko | Date: 2019-07-24 | Comments (0)

simple 10.7mhz signal generator

Views: 14 | Added by: Zlatko | Date: 2019-07-22 | Comments (0)

Here is the schematic:

 

Views: 11 | Added by: Zlatko | Date: 2019-06-14 | Comments (1)

With parens :

'recursive descent token evaluator
#lookahead
int tc=0 : string token
string tokens[7]
tokens[1] = "2"
tokens[2] = "*"
tokens[3] = "("
tokens[4] = "3"
tokens[5] = "+"
tokens[6] = "4"
tokens[7] = ")"

sub gettok()
tc++ : token = tokens[tc]
end sub

sub expr() as float
float v = term()
if token = "+": gettok() : v = v + term(): end if
if token = "-": gettok() : v = v - term(): end if
return v
end sub

sub term() as float
float v = factor()
if token = "*": gettok() : v = v * factor(): end if
if token = "/": gettok() : v = v / factor(): end if
return v
end sub

sub factor() as float
float v
if asc(token)>47  and asc(token)<58 'nums
v = val(token) : gettok()
... Read more »

Views: 42 | Added by: Zlatko | Date: 2019-02-15 | Comments (0)

ANIscript V3 uploaded into Files

Views: 42 | Added by: Zlatko | Date: 2019-01-21 | Comments (0)

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