1.This a Roger Beep with Microcontroller
have 80 differents Tone Sequence. The Tone who
select stored to Microcontroller Memory.
2.With a Tone Select you can select at aby
time you want the Tone: includes Morse code "0"~"9" and
"A"~"Z" and more 40 Beeps CB RADIO
3.Compatible
with most CB RADIO Modules and Very stable.
4.Shipping
Worldwide
5.It's powered
by 7 to 15V DC and draws less them 10 mA.
6.The product needs to be assembled and soldered by yourself.
BOM List:
|
IC |
1 |
DIP 8 |
|
78L05 x1 |
1 |
TO-92 |
|
NPN BJT |
1 |
TO-92 |
|
Diode |
2 |
|
|
0.1uF |
1 |
104 |
|
0.47uF |
1 |
474 |
|
VR 10K |
1 |
|
|
10K |
1 |
1/8W |
|
PIN Header |
1 |
|
|
PCB |
1 |
25 x23 mm |
The buyer needs the basic electronic knowledge and ability of assembling and soldering.