Latest revision as of 19:08, 23 July 2026

experimenting with DRM before the stations began operations

ROJY Experimental Radio[edit | edit source]

Frequencies: 4.965kHz (main), 3.950kHz (backup), 19.3khz (VLF channel)

Status: Active(?)

Mode: H3E (SSB full-carrier), J3E (SSB suppressed carrier), A3E (AM), CW

Digital Mode: DRM (10 kHz BW Opus codec), APT, SSTV, (etc.)

Location: Bulgaria

Rig: Modified-Clean lab exciter, DIY-Overdriven export AM/SSB, (etc.)

TX power: 0.01kW - 250kW

Antenna: (4965 kHz) Full-wave Loop / (3950 kHz) Yagi 3-element                 (oriented 300–350 NW AZ towards Hungary)

VLF antenna: (19.3 kHz) Vertical

About the station[edit | edit source]

ROJY Experimental Radio is an experimental radio station active since June 2026. This station broadcasts easy-listening music (nah), as well as various experimental programs, including our number stations...

@@ Line 1: / Line 1: @@
-= ROJY Experimental Radio (RER) =
+[[File:ROJY spectrum painting on 4.965khz.png|thumb|ROJY spectrum painting on 4.965khz]]
-  '''Frequencies:''' 4965(main)''',''' 2360''',''' 3925, 6005''',''' 7830, 11755
+[[File:Drm.png|thumb|experimenting with DRM before the stations began operations]]
+= ROJY Experimental Radio =
+  '''Frequencies:''' 4.965kHz (main)''',''' 3.950kHz (backup), 19.3khz (VLF channel)
   '''Status:''' Active(?)
-  '''Mode:''' H3E (10 kHz BW SSB full-carrier), J3E (SSB suppressed carrier), A3E (AM)
+  '''Mode:''' H3E (SSB full-carrier), J3E (SSB suppressed carrier), A3E (AM), CW
-  '''Digital Mode:''' DRM (10 kHz BW Opus codec), APT, MCW, (etc.)
+  '''Digital Mode:''' DRM (10 kHz BW Opus codec), APT, SSTV, (etc.)
   '''Location:''' Bulgaria
@@ Line 12: / Line 15: @@
   '''Rig:''' Modified-Clean lab exciter, DIY-Overdriven export AM/SSB, (etc.)
-  '''TX power:''' 0.01kW - 50kW
+  '''TX power:''' 0.01kW - 250kW
+ '''Antenna:''' (4965 kHz) Full-wave Loop / (3950 kHz) Yagi 3-element                 (oriented 300–350 NW AZ towards Hungary)
-  '''Antenna:''' Full-wave Loop & Yagi 3-element  (oriented 310–340 NW AZ towards Hungary)
+  '''VLF antenna:''' (19.3 kHz) Vertical
 == About the station ==
-<blockquote>'''ROJY Experimental Radio (RER)''' is an experimental radio station active since June 2026. This station broadcasts easy-listening music (nah), as well as various experimental programs, including our number stations...</blockquote><nowiki>[[Category:Radio Stations]]</nowiki>
+<blockquote>'''ROJY Experimental Radio''' is an experimental radio station active since June 2026. This station broadcasts easy-listening music (nah), as well as various experimental programs, including our number stations...</blockquote>
+[[Category:Radio Stations]]