SimTX Wiki - User contributions [en]

NTD81

2026-10-26T15:23:22Z

Guest10074:

NOTICE: Since October 26th, 2026, NTD81 is going to hibernation, what does that mean? The transmitters are only used for tests or left untouched.[[File:NTD81 transmitting.png|thumb|577x577px|NTD81's 3-tone marker]]
NTD81 is a monolith station transmitting from the area of the Kaliningrad Oblast, but has backup transmitters in the area of Sochi, it transmits a 3-tone marker. Transmits messages in CW.
{| class="wikitable"
|+
!Frequencies
!Information
!Activity
!Power and mode
|-
|3882kHz
|Main frequency, active 24/7, may sometimes shut off
|Hibernated
|100kW, USB (''Upper Side Band'')
|-
|4082kHz
|Main CW channel
|Hibernated
|2kW, CW
|-
|6861kHz
|Main night CIS relay
|Hibernated
|10kW, USB (''Upper Side Band'')
|-
|4527kHz
|Main day CIS relay
|Hibernated
|10kW, USB (''Upper Side Band)''
|}

== History ==

* 23rd July, NTD81 opens CW frequency and transmits first message.

== Logs ==
Messages logged:
{| class="wikitable"
|+
!Date
!Message
|-
!23/07/26
!NTD81 4082U 10473 KOMANDA 586 14 - first message
|-
!23/07/26
!NTD81 13 SBOJ 03754 STANTSIYA 102 SBOJ BLYAT
|-
!23/07/26
!2205z NTD81 71011 SOLNTSE 109 02
|-
!24/07/26
!1100z NTD81 48412 CHUDESA 104 44
|-
!24/07/26
!1309z DLYA RADIOM-77 1 2 3 4 5 6 7 8 9 10
|-
!24/07/26
!1319z DLYA FENT YA NTD81 44821 VELOSIPED 842 54
|-
!25/07/26
!2035z DLYA RADIOM-77 YA NTD81 24533 EKRAN 122 70
|-
!27/07/26
!2219z NTD81 32012 OKNO 401 18
|-
!02/08/26
!1458z NTD81 89965 KRASNIY 540 32
|-
!06/08/26
!1354z NTD81 62033 ELEKTRONIKA 312 66
|-
!14/08/26
!2212z NTD81 37822 PRILAVOK 654 70
|-
!20/08/26
!2046z DLYA OBLAKO-47 1 2 3 4 5 6 7 8 9 10
|-
!22/08/26
!1434z DLYA NTFZH 1 2 3 4 5 6 7 8 9 10
|-
!25/08/26
!0828z DLYA RADIOM-77 1 2 3 4 5 6 7 8 9 10
|-
!12/09/26
!1035z NTD81 23112 SPOSOB 331 84
|-
!02/10/26
!1348z OKTAN-82 13247 AVTOBUS 455 89 - new callsign?
|}

== See also ==

* [[FENT]]
* [[Oblako-47]]
* [[Radiom-77]]
* [[Gazov-65]]
* [[NTFZh]]

[[Category:Radio Stations]]
[[category:Military]]
[[category:Russian military]]

NTD81

2026-10-26T15:23:09Z

Guest10074:

NOTICE: Since October 26th, 2026 NTD81 is going to hibernation, what does that mean? The transmitters are only used for tests or left untouched.[[File:NTD81 transmitting.png|thumb|577x577px|NTD81's 3-tone marker]]
NTD81 is a monolith station transmitting from the area of the Kaliningrad Oblast, but has backup transmitters in the area of Sochi, it transmits a 3-tone marker. Transmits messages in CW.
{| class="wikitable"
|+
!Frequencies
!Information
!Activity
!Power and mode
|-
|3882kHz
|Main frequency, active 24/7, may sometimes shut off
|Hibernated
|100kW, USB (''Upper Side Band'')
|-
|4082kHz
|Main CW channel
|Hibernated
|2kW, CW
|-
|6861kHz
|Main night CIS relay
|Hibernated
|10kW, USB (''Upper Side Band'')
|-
|4527kHz
|Main day CIS relay
|Hibernated
|10kW, USB (''Upper Side Band)''
|}

== History ==

* 23rd July, NTD81 opens CW frequency and transmits first message.

== Logs ==
Messages logged:
{| class="wikitable"
|+
!Date
!Message
|-
!23/07/26
!NTD81 4082U 10473 KOMANDA 586 14 - first message
|-
!23/07/26
!NTD81 13 SBOJ 03754 STANTSIYA 102 SBOJ BLYAT
|-
!23/07/26
!2205z NTD81 71011 SOLNTSE 109 02
|-
!24/07/26
!1100z NTD81 48412 CHUDESA 104 44
|-
!24/07/26
!1309z DLYA RADIOM-77 1 2 3 4 5 6 7 8 9 10
|-
!24/07/26
!1319z DLYA FENT YA NTD81 44821 VELOSIPED 842 54
|-
!25/07/26
!2035z DLYA RADIOM-77 YA NTD81 24533 EKRAN 122 70
|-
!27/07/26
!2219z NTD81 32012 OKNO 401 18
|-
!02/08/26
!1458z NTD81 89965 KRASNIY 540 32
|-
!06/08/26
!1354z NTD81 62033 ELEKTRONIKA 312 66
|-
!14/08/26
!2212z NTD81 37822 PRILAVOK 654 70
|-
!20/08/26
!2046z DLYA OBLAKO-47 1 2 3 4 5 6 7 8 9 10
|-
!22/08/26
!1434z DLYA NTFZH 1 2 3 4 5 6 7 8 9 10
|-
!25/08/26
!0828z DLYA RADIOM-77 1 2 3 4 5 6 7 8 9 10
|-
!12/09/26
!1035z NTD81 23112 SPOSOB 331 84
|-
!02/10/26
!1348z OKTAN-82 13247 AVTOBUS 455 89 - new callsign?
|}

== See also ==

* [[FENT]]
* [[Oblako-47]]
* [[Radiom-77]]
* [[Gazov-65]]
* [[NTFZh]]

[[Category:Radio Stations]]
[[category:Military]]
[[category:Russian military]]

GuestDRM

2026-10-24T16:49:30Z

Guest10074: nvm back to he-aac v2 cuz xhe-aac has worse quality

guestDRM is a DRM service made by guest10074. First tests were undocumented. guestDRM is NOT a part of Guest Radio, it is a separate service. Transmissions occur occasionally or rarely.

== How to listen ==

# Tune the virutal reciever to 17690kHz in your SDR software
# Stwich to USB mode and set the bandwidth to 10kHz
# Route the recieved signal to a virutal cable and start your desired DRM reciever (Dream, DecDRM)
# Enjoy listening to guestDRM.

== Specifications ==
Frequency: 17690kHz

Power: 80kW ERP

Transmitter location: [[Nador|Nador Transmitting Station]]

Transmitting software: [https://github.com/CasualArclamp/DecDRM DecDRM]
{| class="wikitable"
|+
!Service
!Robustness
!Bitrate
!Codec
!ID
!Notes
|-
|guestDRM
|A
|20.70kbit/s
|HE-AAC v2 (SBR+PS), 24kHz core 48kHz stereo
|43911D
|Main service.
|-
|guestDRM-BBC WS
|A
|12.14kbit/s
|HE-AAC (AAC+SBR), 12kHz core 24kHz stereo
|43912D
|Relay of BBC World Service.
|-
|guestJournaline
|A
|1.92kbit/s
|none
|43913D
|Journaline service.
|}
Schedule is dependent on the operator.
[[Category:DRM Stations]]
[[Category:Radio Stations]]

GuestDRM

2026-10-24T16:47:20Z

Guest10074:

guestDRM is a DRM service made by guest10074. First tests were undocumented. guestDRM is NOT a part of Guest Radio, it is a separate service. Transmissions occur occasionally or rarely.

== How to listen ==

# Tune the virutal reciever to 17690kHz in your SDR software
# Stwich to USB mode and set the bandwidth to 10kHz
# Route the recieved signal to a virutal cable and start your desired DRM reciever (Dream, DecDRM)
# Enjoy listening to guestDRM.

== Specifications ==
Frequency: 17690kHz

Power: 80kW ERP

Transmitter location: [[Nador|Nador Transmitting Station]]

Transmitting software: [https://github.com/CasualArclamp/DecDRM DecDRM]
{| class="wikitable"
|+
!Service
!Robustness
!Bitrate
!Codec
!ID
!Notes
|-
|guestDRM
|A
|20.70kbit/s
|xHE-AAC (USAC), 48kHz stereo
|43911D
|Main service.
|-
|guestDRM-BBC WS
|A
|12.14kbit/s
|HE-AAC (AAC+SBR), 12kHz core 24kHz stereo
|43912D
|Relay of BBC World Service.
|-
|guestJournaline
|A
|1.92kbit/s
|none
|43913D
|Journaline service.
|}
Schedule is dependent on the operator.
[[Category:DRM Stations]]
[[Category:Radio Stations]]

2026-08-17T12:30:36Z

Guest10074:

[[File:NTD81 transmitting.png|thumb|577x577px|NTD81's 3-tone marker]]
NTD81 is a monolith station transmitting from the area of the Kaliningrad Oblast, it transmits a 3-tone marker. Transmits messages in CW.
{| class="wikitable"
|+
!Frequencies
!Information
!Activity
!Power and mode
|-
|3882kHz
|Main frequency, active 24/7, may sometimes shut off
|Active
|7,5kW, USB (''Upper Side Band'')
|-
|4082kHz
|Main CW frequency, this is where messages are transmitted
|Active
|2kW, CW
|-
|6861kHz
|Main CIS relay
|Active
|10kW, USB (''Upper Side Band'')
|}

== History ==

* 23rd July, NTD81 opens CW frequency and transmits first message.

== Logs ==
Messages logged:
{| class="wikitable"
|+
!Date
!Message
|-
!23/07/26
!NTD81 4082U 10473 KOMANDA 586 14 - first message
|-
!23/07/26
!NTD81 13 SBOJ 03754 STANTSIYA 102 SBOJ BLYAT
|-
!23/07/26
!2205z NTD81 71011 SOLNTSE 109 02
|-
!24/07/26
!1100z NTD81 48412 CHUDESA 104 44
|-
!24/07/26
!1309z DLYA RADIOM-77 1 2 3 4 5 6 7 8 9 10
|-
!24/07/26
!1319z DLYA FENT YA NTD81 44821 VELOSIPED 842 54
|-
!25/07/26
!2035z DLYA RADIOM-77 YA NTD81 24533 EKRAN 122 70
|-
!27/07/26
!2219z NTD81 32012 OKNO 401 18
|-
!02/08/26
!1458z NTD81 89965 KRASNIY 540 32
|-
!06/08/26
!1354z NTD81 62033 ELEKTRONIKA 312 66
|-
!14/08/26
!2212z NTD81 37822 PRILAVOK 654 70
|}

== See also ==

* [[FENT]]
* [[Oblako-47]]
* [[Radiom-77]]
* [[Gazov-65]]
* [[NTFZh]]

[[Category:Radio Stations]]
[[category:Military]]
[[category:Russian military]]