503 Signal Unit

Motto : Satatam Tatparah (Always Alert)
Date Raised : 1964-08-26 Location : Arjangarh
Formed on 26 Aug 1964 as the 503 SU under the command of Gp Capt Kanwar Singh. It is based at AFS Arjan Garh. Initially operated the Star Sapphire radar, It requipped to the THD1955 radar in Sept 1985. It was briefly renumbered to 54 SU before reverting back to 503 SU.

Commanding Officers


26 Aug 64 -
Group Captain
Kanwar Singh
2781 F(P)
Stn Cdr
Arjangarh

13 Jul 81 - 21 Dec 83
Group Captain
Ranjit Singh Bedi
5120 F(P)
Stn Cdr
Arjangarh

09 Jan 84 - 13 Oct 85
Group Captain
Amarjit Singh Sethi
5682 F(P)
Stn Cdr
Arjangarh

14 Oct 85 - 06 Mar 88
Group Captain
Avinash Chander Goel
6503 F(P)
Stn Cdr
Arjangarh

18 Apr 88 - 22 Dec 91
Group Captain
Nagina Singh Matharhoo
8180 F(P)
Stn Cdr
Arjangarh

23 Dec 91 - 05 Jun 94
Group Captain
Ramesh Chander Gosain
9447 F(P)
Stn Cdr
Arjangarh

06 Jun 94 - 13 Aug 96
Group Captain
Avdesh Kumar Singh
11005 F(P)
Stn Cdr
Arjangarh

01 Oct 96 - 16 Jul 98
Group Captain
Rakesh Kacker
12951 F(P)
Stn Cdr
Arjangarh

16 Jul 98 - 31 Mar 01
Group Captain
Naseem Akhtar
14279 F(P)
Stn Cdr
Arjangarh

03 Apr 01 - 15 Jun 03
Group Captain
Navtej Singh
14552 F(P)
Stn Cdr
Arjangarh

16 Jun 03 - 10 May 05
Group Captain
Upkarjit Singh
16204 F(P)
Stn Cdr
Arjangarh

11 May 05 - 02 Sep 07
Group Captain
Kamal Kumar Dhawan
15057 F(P)
Stn Cdr
Arjangarh

03 Sep 07 - 31 May 10
Group Captain
Rajnish Bhalla
18094 F(P)
Stn Cdr
Arjangarh

Note: All the data available here is publicly available in the Gazette of India, published by the Indian Government, or from public domain sources, press releases about Awards and Right-To-Information (RTI) Requests. Additionally data shared by veterans is added to the page with permission. No data with respect to serving officers below the rank of AVM is displayed. Information in Gazette of India and Award citations and photographs as released by the Indian Air Force are the only details displayed.