Thursday, November 3, 2016

Floor Position Indicator for Building Elevators

GVC SYSTEMS is a leading design house for building elevator products. One of our design for FPI with digital display is here.  User can store different images for each floor and they are displayed along with floor number, data and time on each floor.

Apart from this, We also have building elevator controller, normal FPIs, and other boards. Over 4000 building elevators are using GVC designs as on date

Tuesday, November 1, 2016

Internet connected digital compass

We have designed a product that measure the displacement from North Pole and send a value from 000 to 359 to a website or server every second.

This can be used to measure angular movement of an object.

The other options include sending data to

(1) USB port of PC (example *134#)
(2) Blue tooth of Android or iphone (example *134#)
(3) Server or website (

Power Input is 5V and can be give from a power bank.

Interested to get sample - call Vinay Chaddha @9811074026 or send email

Friday, October 28, 2016

Elevator Latch Switch

In Elevator, we need some toggle switches line fan/light and emergency stop. The one way is to use toggle switches however most of the toggle switches can not be flushed with the COP.

Here is an electronic board that connects to soft touch switches and create an output that can be switches on and off by single press of COP switch. This board can have two switches and two outputs

Each output can control 220V AC / 7 Amps.

Both outputs are isolated so one can be used to control fan/light and another one for emergency stop

Here is the video and test setup for same

The design is based around 8 bit micro controller from and has been designed by GVC Systems and is available for a low price of Rs 999/- each. Quantity discounts are available

Here are technical specifications

Input Voltage  20 - 26V DC
Output Connections - Upto 220V AC and 6 Ampere
Switches  - Normal Elevator Switches.
Latched outputs - Two
Condition at power on - Off
Contacts - Normally Open Zero Potential Outputs
Size - 65 mm X 60 mm

Here is the image of PCB drawing

Sunday, April 28, 2013

Our design for Holi Party at 'Parachute Advansed Zoom Holi Dhamaka'

Crazii Pichkari by GVC was used at 2013 Zoom Holi Dhamaka. This design will sense a person and then activate the 'Pichkari' in hands of mannequins and also click the photograph.

A video of hardware demo is here

Sunday, March 3, 2013

GVC Design at YouTube Event in Mumbai

in feb 2013 Youtube organised an event in Mumbai for advertising agencies about Youtube Impact in 2013

One of the GVC Design was used at the event.

This includes three things

1. Human Sensor
2. Video Control Circuit
3. Camera Flashes

As soon as some one enter the area, a video restarts, and four real camera flashes triggers after every half second.

Check the video here

Well, Video will not be able to convey the impact but the real event was just a Wow!!!!!! (as told to me by my customer)