Update README.md

README.md

@@ -2,11 +2,14 @@
 
 ## Description
 
-General blabla
+A modular, flexible, open-source hardware configuration for parallel transmission (pTx) experiments on RF and medical implant safety. The hardware comprises a home-built 8-channel pTx system (scalable to 32-channels), wideband power amplifiers and a positioning system with submillimeter precision.
 
 ## Specifications 
-
-
+- 8-channel transmit RF chain 21-300MHz (scalable to 32)
+- 4-channel receiver (scalable)
+- Broadband power amplifiers, 20W continuous wave
+- Synchronized measurements with 3D positioning system COSI Measure
+- portable 19" rack
 
 ## Contacts
 
@@ -17,7 +20,7 @@ Frank Seifert | frank.seifert@ptb.de | Physikalisch-Technische Bundesanstalt (PT
 Lukas Winter | lukas.winter@ptb.de | Physikalisch-Technische Bundesanstalt (PTB), Berlin, Germany | implant safety, open source hardware distribution
 
 ## Contributors (alphabetical order)
-Frank Seifert, Berk Silemek, Lukas Winter
+Werner Hoffmann, Bernd Ittermann, Reiner Montag, Johannes Petzold, Harald Pfeiffer, Reiner Seemann, Frank Seifert, Berk Silemek, Lukas Winter
 
 ## Publications
 If you find this useful in your work, please cite: