Free 840 software for mac

VC 840 Recorder can receive and record data from the digital multimeters sold under the name "Voltcraft VC 820" and "VC 840" by Conrad in Europe, and possibly others manufactured by Uni-Trend (the VC 820/840 seem to be custom models from the UT60 series).

Completly freeware.

Logic Platinum is the centerpiece of the worlds premier music composition and audio production system. The most powerful product in the Logic Series, Logic Platinum is renowned for its technical excellence, and is used by more professionals than any other software of its kind.
Logic Platinum 5 offers countless creative options for MIDI and audio manipulation. It features extensive audio hardware support including TDM (Mac OS), OMF and OpenTL support, and is capable of 192 tracks of audio playback at up to 24Bit/96kHz rates, in a variety of audio formats. The audio functionality also incorporates a digital mixer with Surround Sound up to 7.1, over 50 high-quality audio effect plug-ins, and fully-automated, sample-accurate mixing facilities. The 32 Bit internal signal path ensures that audio quality remains pristine throughout, and the incorporated high-end POW-r dithering process provides master-quality results. Logic supports a virtually unlimited number of MIDI tracks with timing accuracy to 1/3,840 of a note. A wide range of synchronization options ensures that Logic Platinum connects easily to both the digital and analog worlds.
Most importantly for professionals working in music production, film scoring or post production facilities is Logics renowned stability and reliability. This unique combination of tools, an elegant user interface, flexible working methods, rock-solid performance and a comprehensive development schedule make Logic Platinum the perfect software environment around which to base your studio.
Enhancements:
- MIDI Hardware: Access to MIDI hardware is gained over the Mac OS X standard known as "Core MIDI". This means that OMS, MidiManager and MidiShare is no longer needed. For the Unitor8 MkII, AMT8 and MT4, a Core MIDI-Unitor-Family-Driver is already available for USB interfacing. Core MIDI drivers are also available from other manufacturers such as Edirol, Event Electronics, Evolution, M-Audio (Midiman), Motu, Roland and Tascam. If you own another MIDI interface, check the manufacturers web site for Mac OS X compatible driver installers.
- Audio Hardware: Access to audio hardware is handled using the Mac OS X standard known as "Core Audio". This means that there is no further need for proprietary standards like ASIO, EASI or Direct I/O. There are currently Core Audio drivers for the built-in Apple audio hardware and the EMI 2|6, aswell as Core Audio drivers from other audio hardware manufacturers such as MOTU, M-Audio, Edirol and RME. If you own another audio interface, check the manufacturers web site for Mac OS X compatible driver installers.
- Plug-Ins (Effects/Instruments): Access to 3rd party DSP plug-ins will be covered by the Mac OS X standard known as "Audio Units". For further details please read the section below called "Audio Units - the native Mac OS X standard format for DSP plug-ins".
- Current Limitations: Autolink with Sound Diver is not currently avail

Logic Platinum Updater (Mac OS X) 6.3.2 is undoubtedly one of the most intelligent set of tools for manipulating audio and MIDI data. It is capable of handling up to 192 tracks of audio playback with sampling rates of 96KHz (24-bit) in a variety of audio formats. In addition, Logic supports an almost unlimited number of MIDI tracks with timing accuracy to 1/3,840 of a note.