Hellfire ( or John's folly ) is a simple broadcast audio processor for AM,FM & DAB radio broadcasters.
Most of all it is totally free.

15th September 2021
Hellfire-v3.9.3 nstall.exe
Presets for Hellfire

14th September 2021
Hellfire-v3.9.2 nstall.exe
Presets for Hellfire

13th September 2021
Hellfire 9 now has a 4 band limiter.Probably the best compromize in terms of number of bands.
Hellfire-v3.9.1 nstall.exe
Presets for Hellfire

12th September 2021
More Limiter bands.Hellfire 5 will remain like this but Hellfire 9 may revert to fewer bands.
Hellfire-v3.9.0 nstall.exe
Presets for Hellfire

11th September 2021
Fixed bug in Hellfire 9 limiter bias.
Hellfire-v3.8.1 nstall.exe

8th September 2021
This release has a 3 band final limiter in Hellfire 9.
Hellfire-v3.8.0 install.exe
Presets for Hellfire

6th September 2021
Hellfire-v3.7.1-install.exe
Presets for Hellfire

4th September 2021
Hellfire-v3.7.0-install.exe
Presets for Hellfire

Contact




30th August 2021
Hellfire-v3.6.5-install.exe
Presets for Hellfire

25th August 2021
Hellfire-v3.6.4-install.exe
Presets for Hellfire

24th August 2021
Releaase timing method changed in both processors.
Hellfire-v3.6.3-install.exe
Presets for Hellfire

24th August 2021
Hellfire 9 is back-for keeps this time.
Also some bug fixes.
Hellfire-v3.6.2-install.exe
Presets for Hellfire

23rd August 2021
Hellfire-v3.6.1-install.exe
Presets for Hellfire

18th August 2021
Dual band adopted to reduce distortion especially in power limited modes.
Hellfire-v3.6.0-install.exe
Presets for Hellfire

17th August 2021
Hellfire-v3.5.19-install.exe
Presets for Hellfire

14th August 2021
Hellfire-v3.5.18-install.exe
Presets for Hellfire

13th August 2021
Hellfire-v3.5.17-install.exe
Presets for Hellfire

11th August 2021
Stream RX now working for MP3 & Ogg/Vorbis streams.
Many changes to processor.A number of bug fixes.
Hellfire-v3.5.16-install.exe
Presets for Hellfire

10th August 2021
Added a Butterworth 5th order filter to Auto EQ and Gate.
Hellfire-v3.5.15-install.exe
Presets for Hellfire



9th August 2021
Hellfire9 removed.More bands do not make a better processor.
Added 11 band Auto EQ to Hellfire 5.
Gate expanded to 11 bands.
Some other minor changes.
Hellfire-v3.5.14-install.exe
Presets for Hellfire

6th August 2021
Hellfire9 is back.The application defaults to Hellfire5 when newly installed.
Hellfire-v3.5.13-install.exe
Presets for Hellfire

4th August 2021
Opus streaming still not working.
Presets revised.
Hellfire-v3.5.11-install.exe
Presets for Hellfire


3rd August 2021
Fixed Auto EQ.
Number of other minor changes to the processor.
Opus streaming still buggy.
Hellfire-v3.5.10-install.exe
Presets for Hellfire

2nd August 2021
Streaming mended.
Opus not quite working yet.
You need to put the lame_enc.dll in the same direcory as Hellfire.exe if you want to use Lame MP3 encoding.
Hellfire-v3.5.9-install.exe
Presets for Hellfire


1st August 2021
Hellfire-v3.5.8-install.exe
Presets for Hellfire

30th July 2021
Platform dual rate timing restored.
Revised presets.
Hellfire-v3.5.7-install.exe
Presets for Hellfire

29th July 2021
Bug fixes.
Hellfire-v3.5.6-install.exe
Presets for Hellfire

28th July 2021
Added Auto EQ.
Hellfire-v3.5.5-install.exe
Presets for Hellfire

27th July 2021
Minor changes.Updated presets.
Hellfire-v3.5.4-install.exe
Presets for Hellfire

23rd July 2021
Changed to program dependent timing.
Hellfire-v3.5.3-install.exe
Presets for Hellfire
22nd July 2021
Hellfire-v3.5.2-install.exe
Presets for Hellfire

21st July 2021
Fixed dual band.Added clipper to all bands of the compressor.Use only the clipper on bass and H2 bands for the moment.
Hellfire-v3.5.1-install.exe
Presets for Hellfire

19th July 2021
Hellfire-v3.5.0-install.exe
Presets for Hellfire

16th July 2021
Experimental release.
Corrects clipper algorithm.
Hellfire-v3.4.1-install.exe

16th July 2021
Experimental release.
Hellfire-v3.4.0-install.exe

14th June 2021.
Hellfire-v3.3.7-install.exe
Changes and fixes to power limiter.
Various other minor fixes.
Presets for Hellfire

12th June 2021.
Hellfire-v3.3.6-install.exe
Bug fix in final limiter

9th June 2021.
Hellfire-v3.3.5-install.exe
Bug fix in pre-emphasis.
Alternate pre-emphasis splitting it between input & output added.
Minor other changes.

Hellfire-v3.3.4-install.exe
7th June 2021.Changes to limiter.
Improved Autodrive.
Changes to Stereo Enhancer

3rd June 2021. Added alternsative limiter.
Removed Quality/Low Delay option removed.It is all low delay now.
Hellfire-v3.3.3-install.exe

30th May 2021.Added 'Autodrive' to the multiband compressor.This gives more uniform level into the Dual Band limiter.
Parametric EQ replaced with a 10 band graphic equalizer
Stereo enhance.There is now an limiter on the L-R signal to prevent too much difference signal.
Hellfire-v3.3.1-install.exe

26th May 2021.Fixed glitches in the pre-emphasis.Added Stereo Maxx clone stereo enhancer.
Hellfire-v3.3.1-install.exe
Presets for Hellfire

23rd May 2021:Many changes.Lower latency and reduced CPU load are major changes.
Hellfire-v3.3.0-install.exe
Presets for Hellfire
Next release will feature a 10 band graphic equalizer and a revamp of the stereo enhancer.
11th Feb 2021 Improved meter registration to audio in Hellfire 5.
Hellfire-v3.2.19-install.exe
Presets for Hellfire
3rd Feb 2021 Added bass crossover selection to Buff flters in Hellfire5.
The Phase Rotator is back.Many small changes to level controls in Hellfire 5.
This may mean adjusting custom presets.
Hellfire-v3.2.18-install.exe
29th Jan 2021:Removed redundant filters in Final Limiter.Re-instated compressor slope on a band by band basis.
Hellfire-v3.2.17-install.exe
27th Jan 2021:Added options for filters in the Final Limiter.
Hellfire-v3.2.16-install.exe
20th Jan 2021:Fixed echo on FM fiolter in Hellfire 5.
Hellfire-v3.2.15-install.exe
Hellfire-v3.2.14-install.exe
Hellfire-v3.2.13-install.exe
Hellfire-v3.2.12-install.exe
Hellfire-v3.2.11-install.exe
Hellfire-v3.2.10-install.exe
Hellfire-v3.2.9-install.exe
Hellfire-v3.2.8-install.exe
Hellfire-v3.2.7-install.exe
Hellfire-v3.2.6-install.exe
Hellfire-v3.2.5-install.exe
Hellfire-v3.2.4-install.exe
Hellfire-v3.2.3-install.exe
Hellfire-v3.2.2-install.exe
Hellfire-v3.2.1-install.exe
Hellfire-v3.2.0-install.exe
Hellfire-v3.1.0-install.exe
Hellfire-v3.0.0-install.exe

Hellfire-v2.1.4-install.exe
Hellfire-v2.1.3-install.exe
Hellfire-v2.1.2-install.exe
Hellfire-v2.1.1-install.exe
Hellfire-v2.1.0-install.exe

Hellfire-v2.0.18-install.ex
Hellfire-v2.0.17-install.exe
Hellfire-v2.0.16-install.exe
Hellfire-v2.0.15-install.exe
Hellfire-v2.0.14-install.exe
Hellfire-v2.0.13-install.exe
Hellfire-v2.0.12-install.exe
Hellfire-v2.0.11-install.exe
Hellfire-v2.0.10-install.exe
Hellfire-v2.0.9-install.exe
Hellfire-v2.0.8-install.exe
Hellfire-v2.0.7-install.exe
Hellfire-v2.0.6-install.exe

Hellfire_Demo-v2.0.5-installer.exe
Hellfire_Demo-v2.0.5-installer.exe
Hellfire_Demo-v2.0.3-installer.exe
Hellfire_Demo-v2.0.1-installer.exe
Hellfire_Demo-v2.0.0-installer.exe

Hellfire_Demo-v1.0.2a-installer.exe
Hellfire_Demo-v1.0.2-installer.exe
Hellfire_Demo-v1.0.1-installer.exe
Hellfire_Demo-v1.0.0-installer.exe