Intelsat 38 (45°E), 2020-12-23
BNT 4 has left 11515.00MHz, pol.V (DVB-S2 SID:56 PID:500/510 Bulgarian)

 Intelsat 38 (45°E), 2020-12-01
New frequency for BNT 4: 11555.00MHz, pol.V (DVB-S2 SR:30000 FEC:3/4 SID:33 PID:165/166 Bulgarian- Clear).

 Hellas Sat 3 (39°E), 2020-10-02
Bulsatcom: BNT 4 is encrypted again after being temporarily unencrypted on 12524.00MHz, pol.H SR:30000 FEC:7/8 SID:74 PID:229/329 (BulCrypt & Nagravision 3).
Bulsatcom: BNT 4 (Bulgaria) is now transmitted Free To Air (12524.00MHz, pol.H SR:30000 FEC:7/8 SID:74 PID:229/329).

 BulgariaSat (1.9°E), 2020-06-05
BNT 4 has left 12360.00MHz, pol.V (DVB-S2 SID:103 PID:515[MPEG-4]/516 Bulgarian)

 BulgariaSat (1.9°E), 2020-06-02
New frequency for BNT 4: 12360.00MHz, pol.V (DVB-S2 SR:30000 FEC:2/3 SID:103 PID:515[MPEG-4]/516 Bulgarian- BulCrypt).

 Hellas Sat 3 (39°E), 2020-04-11
Bulsatcom: A new channel has started in DVB-S BulCrypt & Nagravision 3: BNT 4 (Bulgaria) on 12524.00MHz, pol.H SR:30000 FEC:7/8 SID:74 PID:229/329.

 Hellas Sat 3 (39°E), 2019-12-02
Bulsatcom: BNT 4 has left 12195.00MHz, pol.H (DVB-S SID:38 PID:828/829 Bulgarian)

 Eutelsat 36B (36°E), 2019-10-23
A new channel has started in DVB-S2 Clear: BNT 4 (Bulgaria) on 11345.00MHz, pol.H SR:30000 FEC:3/4 SID:102 PID:200[MPEG-4]/210 Bulgarian.

 Eutelsat 16A (16°E), 2019-10-04
BNT 4 has left 11470.75MHz, pol.V (DVB-S2 SID:611 PID:2101[MPEG-4]/2102 Bulgarian)

 Intelsat 38 (45°E), 2019-07-27
BNT 4 (Bulgaria) broadcasts in DVB-S2 Clear on 11515.00MHz, pol.V SR:30000 FEC:3/4 SID:56 PID:500/510 Bulgarian.

 Intelsat 38 (45°E), 2019-07-26
BNT 4 has left 11515.00MHz, pol.V (DVB-S2 SID:56 PID:500/510 Bulgarian)

 Eutelsat 36B (36°E), 2019-02-01
BNT 4 has left 11254.00MHz, pol.H (DVB-S2 SID:102 PID:200[MPEG-4]/210 Bulgarian)

 Hellas Sat 3 (39°E), 2018-11-19
Bulsatcom: New frequency for BNT 4: 12195.00MHz, pol.H (DVB-S SR:30000 FEC:7/8 SID:38 PID:828/829 Bulgarian- BulCrypt).
A new channel has started in DVB-S2 Conax: BNT 4 (Bulgaria) on 12118.00MHz, pol.H SR:30000 FEC:5/6 SID:118 PID:2801[H.265]/2802 aac Bulgarian.

 Eutelsat 36B (36°E), 2018-09-11
A new channel has started in DVB-S2 Clear: BNT 4 (Bulgaria) on 11254.00MHz, pol.H SR:15000 FEC:2/3 SID:102 PID:200[MPEG-4]/210 Bulgarian.

 Intelsat 904 (29.4°W), 2018-09-11
BNT 4 (Bulgaria) broadcasts in DVB-S2 Clear on 11513.00MHz, pol.V SR:30000 FEC:2/3 SID:56 PID:500/510 Bulgarian.

 Eutelsat 16A (16°E), 2018-09-11
A new channel has started in DVB-S2 Conax: BNT 4 (Bulgaria) on 11470.75MHz, pol.V SR:30000 FEC:5/6 SID:611 PID:2101[MPEG-4]/2102 Bulgarian.