Welcome
to my home made telecommunication & security devises.
I
set this page up to help people build some very simple electronic security
devises and more for there home, work, or charity organization, Most of the
designs can be built at low cost.
All
the links below have there own pages and how to set every thing up from start to
finish also all the projects have been uploaded to You Tube so you can see them
working.
Please
note if you have any problems building any thing that I have designed just drop
me an e-mail and I will do what I can to help you.
Welcome to this simple Design
on how to hack a Smoke alarm with a light out put to send a Notification to your
Cell phone or tablet using the internets 2.4 Ghz frequency Global range!!!
This
is for people that suffer from epilepsy and more and have a service dog that may
need to activate a cell phone if the person had a seizure away from home or if
no one was around to help.
Welcome to this simple Design
on how to hack a Smoke alarm with a light out put to send a Notification to your
Cell phone or tablet using the internets 2.4 Ghz frequency Global range!!!
Welcome
to this page on adding 3.5mm sockets to the 5 Volt USB Emergency back up
project, This lets you make your own cables with a plug in 3.5mm plug!!!
Welcome
to this page on how to build a simple USB Emergency back up power supply
for the many thousands of USB devises on the market today!!!
Welcome
to this page on how to Monitor your Power Inverter over the internet from any
where in the world, If your Inverter power is 2000 watts or lower.
Welcome
to this page on how to turn a Cheap door bell into a smart one with Global range
that can work with a cheap cell phone or Smart phone.
Welcome
to this page on the Updated version of my service dog GSM Tug Alarm
Welcome
to this simple page on how to build your own RCD Extension lead, This will
protect you from Electrocution if there is a fault with your electrical devise
or if you cut the cable by accident.
Welcome
to this page on how to build your own GSM Power load cut out GSM Switch for your
Solar Regulator.
How
to add a remote Control cable to allow you to add external devises to turn on
any Power Inverter you want to.
Welcome
to this page on how to build your own GSM battery charged Notification devise.
Welcome
to this page on Modifying a 12 to 110 or 240 Volt Inverter to turn on with a
Cell Phone, Ham Radio DTMF Tones.
Welcome
to this page on Modifying a 12 to 110 or 240 Volt Inverter to turn on as soon as
the mains power has been cut out.
Welcome
to this page on how to use an Emergency 12 volts Inverter for 110 or 240 volts
from a car or deep Cycle battery in a Power Cut/Black Out or Natural Disaster.
Welcome
to this very simple Smoke Alarm modification that can act like a security
deterrent.
How
to stop your Land Line DTMF Decoder Activating on every incoming call on the
same Line as your Phone, Answer Machine or Fax Machine.
Welcome
to this page on how to wire your DTMF decoder to your lights in your home with
the help of a Cable Tracer.
Welcome
to this very simple modification that allows you to switch higher loads then the
relay on the circuit board allows.
Welcome
to this very simple modification that allows you to hard wire your DTMF or any
devise that you want to use by remote control, But don't want to run 240 or 120
Volts around your rooms.
Welcome
to this Schematic on how to use a mobile phone as a DTMF Transponder with call
back when the relay is switched on.
Welcome
to this simple DTMF notification by Cell phone works with MT8870,CM8870 &
HT1970 DTMF IC's.
Simple
GSM security system that notifies you when the contact has been broken by using
a Modified Cell phone & a 3 Pin reed switch & Magnet.
Welcome
to this simple mains supply with a battery back up in case the mains cuts out
the devise will switch to battery power to power your electronic projects.
Welcome
to this page on how to build a single channel global DTMF remote control using a
MT8870 Chip and a Cell phone with Auto answer on it.
Welcome
to this page on how to build a single channel DTMF remote control using
your computer and a MT8870 Chip.
Emergency
battery back up power to power your electronic circuits in the case of a power
cut/black out,
Welcome
to this page on how to convert a every day Carbon Monoxide alarm with LCD screen
into a GSM version that will call you when it Detects the dangerous gas Carbon
Monoxide.
Portable
GSM Passive infrared Detector that will call you when it detects intruders
on your premises.
Build
your own DTMF devise with built in Transponder ready programmed into the
Microcontroller.
Welcome
to this very basic design here we are showing how you can tell if your power
supply has a positive Tip + or Negative tip - with out using a meter.
Welcome
to this simple modification to allow a buzzer to be used with your DTMF global
remote control devise when it decodes the DTMF Tones the Buzzer is isolated from
the main 8870 Chip.
Welcome
to this page on adding a 5 volt regulator to your DTMF devise this can be useful
for powering digital circuits.
Welcome
to this very simple Humane mouse trap GSM transmitter that will call you by cell
phone when you have a mouse in your trap.
Welcome
to this very simple page on how to see if your DTMF decoder is Receiving the
DTMF tones by flashing a LED this will work with any DTMF decoder that use the
8870 Chip.
Welcome
to this page on how to build a simple Cell phone to Cell phone remote Control
from 1 to 8 Relay Channels.
Welcome
to this page on how to build your own 8 channel Global Remote Control DTMF
devise that will work from your PC or Cell phone and more.
How
to build your own simple Reverse polarity protection devise with a Voltage
regulator for 5 Volts output.
Welcome
to this simple page on how to design a very simple 20 meter range or more UHF
Radio link that is working on the Frequency of 433.92MHZ.
How
to power a 12 volt relay from 1.4 volt or LED
Signal that can switch on a 12 Volt relay and lamp.
Welcome
to this page on how to activate a silent panic alarm using a remote control for
20 or 30 meters range fixed to a cell phone with global range to summon help.
Welcome
to this simple page on adding a Dual 3.5mm Jack Adaptor to the DTMF unit and two
cell phones on different networks in case one network is down use the back up
network to turn your devises on or off.
Welcome
to this simple mains powered portable panic alarm system with hand held
transmitter for 20 or 30 meters range that can be turned on or off.
Polarity
Reverse Protection Switch that will find many uses in the field of electronics
from the dangers of reverse polarity.
Now
on Line Operate up to 8 electrical devises around your home, office or where
ever with a cell phone to cell phone DTMF Remote control. from any where in the
world.
Operate
up to 8 electrical devises around your home, office or where ever you have a
PSTN line from your cell phone or land line.
Fixed
voltage regulators and why you need them in electronics.
Welcome
To This Simple Touch Switch GSM System.
Welcome
to this very simple page on how to build a GSM trip wire security system for
your back garden or any where for that matter
Welcome
to this updated version of my popular GSM monitored alarm add on here we will
add a radio link from the alarm control panel to the receiver.
Welcome
to this updated version of my popular GSM monitored alarm add on here we will
play a security message as well no Land line needed.
Activate
two phones at same time good for every thing on my page. like alarm or smoke
alarm two people can now be contacted.
Listen
to the sound in the back ground using a simple remote control and getting the
unit to call you back with the help of the GSM network short range devise.
PSTN
Phone line cut Alarm that sends a cell phone signal when some one cuts your
phone line
How
to build a simple Alarm add on that will turn your Alarm system in to a
monitored one by sending you a signal with an old Cell phone when activated no
monitoring fees.
Welcome
to this page on how to build your own simple Voltage regulator for 5 Volts or 12
volts.
How
to build a monitored smoke alarm that will call you on your mobile Phone or land
line.
How
to build a monitored flood detector that will call your mobile phone or land
line.
How
to build a monitored mains alarm that will call you by cell phone if your mains
electricity cuts out.
How
to build a global bugging devise using an old Cell Phone that will Call you back
Automatically Very Secure connection.
How
to extend the range of a Two channel remote control transmitter and receiver
from a few hundred feet to global operation with a Cell phone.
Why
I built this simple security alarm is down to the amount of computers getting
stolen every day around the world in some parts of the world like third world
countries PCs are not cheap to buy.
www.anthony-dacko.net