Spectr is a mt4 (MetaTrader 4) indicator and it can be used with any forex trading systems / strategies for additional confirmation of trading entries or exits.
(downloadable file Spectr.rar contains Spectr.ex4 and Spectr.mq4)
Free Download Spectr mt4 indicator 
How to install Spectr in forex trading platform metatrader 4?
- Extract the downloaded Spectr.rar.
- Go to “File menu” in Mt4 trading platform and click “open data folder”. Open Mql4 folder and open the indicators folder.
- Now paste the Spectr.ex4 and Spectr.mq4 files into indicators folder and restart the MetaTrader 4.
