Unfortunately, anyone unregistered wanting to view this page from the outside would have to register to see the attachments and I know how much I dislike having to register at websites just to get some info so I’m pasting the results from the attachments.
Precisely, Niles. I was fortunate enough to receive some early mentoring from a few veterans who came up during a different era of audio production. One of them from a time before most gear could be bought off the shelf. He built the console for one of the era’s higher profile studio owners in the mid-sixties. Back then being hired as the studio engineer for a new facility meant you could very well be tasked with designing the room, building the console, perhaps some of the outboard gear, wiring at all together then, finally, troubleshooting it all before recording the first client. I learned how important testing, retesting and understanding the resulting details is to being able to confidently start work and avoid tail chasing. I can’t afford the kind of top end gear used at work for my home rig but I can troubleshoot thoroughly enough to know what can and can’t be fixed, it’s exact limitations and how, exactly, to work around them.
With a little insight at times from good folk like yourself, of course.
The aforementioned attachments, cut and pasted, for our unregistered friends:
Midisport interface #1 no timestamp:
MidiTest Results
================ Info ====================================================
Date: 24 Aug 2012
Time: 17:23:00
AppVersion: 4.11.251
OS: Home Edition, Service Pack 1 (Build 7601)
Processor(s): AMD Phenom™ II X6 1100T Processor
Speed: 3800 MHz
Number: 6
API: MultiMedia Extensions (MME)
Test type: Advanced
Use timestamp: no
Errors: 0
Last error: None
================ Tested Message Types ====================================
Note off: yes
Note on: yes
Key aftertouch: yes
Controller: yes
Program change: yes
Channel aftertouch: yes
Pitchbend: yes
System exclusive: no
MIDI time code quarter frame: yes
Song position pointer: yes
Song select: yes
Tune request: yes
MIDI clock: yes
MIDI tick: no
Start: yes
Continue: yes
Stop: yes
Active sensing: yes
System reset: yes
System exclusive mixed with realtime messages: no
================ Ports ===================================================
MIDI Output: 3- MIDISPORT 8x8/s Out 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
MIDI Input: 3- MIDISPORT 8x8/s In 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
================ Results Per Message =====================================
MESSAGES Snd Rcv Snd+Rcv
Message TotalTime: 449.46 ms 139378.25 ms 139827.71 ms
Message MaximumTime: 0.03 ms 5.94 ms 5.95 ms
Message MinimumTime: 0.00 ms 0.00 ms 0.00 ms
Message AverageTime: 0.01 ms 4.46 ms 4.47 ms
SysexTime: 0.00 ms 0.00 ms 0.00 ms
SysexAverage: 0.00 ms 0.00 ms 0.00 ms
< 1 ms: 31250 5 5
1 - 2 ms: 0 3 3
2 - 3 ms: 0 1731 1730
3 - 4 ms: 0 6998 6999
4 - 5 ms: 0 22466 22466
5 - 10 ms: 0 47 47
10 - 20 ms: 0 0 0
20 - 50 ms: 0 0 0
50 - 100 ms: 0 0 0
100 ms: 0 0 0
Message count: 31250 Sysex count: 0
Sysex size: 0 Sysex passed: 0
Message latency: 4.47 ms Total time: 177.137 sec
Message jitter: 0.59 ms
Message max deviation: 4.46 ms
================ Results Per Byte ========================================
BYTES
Byte TotalTime: 59759.42 ms
Byte MaximumTime: 3.97 ms
Byte MinimumTime: 0.00 ms
Byte AverageTime: 1.91 ms
< 1 ms: 10
1 - 2 ms: 24095
2 - 3 ms: 5695
3 - 4 ms: 1450
4 - 5 ms: 0
5 - 10 ms: 0
10 - 20 ms: 0
20 - 50 ms: 0
50 - 100 ms: 0
100 ms: 0
Byte count: 78627
Byte latency: 1.91 ms
Byte jitter: 0.56 ms
Byte max deviation: 2.06 ms
Midisport interface #1 with timestamp:
MidiTest Results
================ Info ====================================================
Date: 24 Aug 2012
Time: 16:59:55
AppVersion: 4.11.251
OS: Home Edition, Service Pack 1 (Build 7601)
Processor(s): AMD Phenom™ II X6 1100T Processor
Speed: 3800 MHz
Number: 6
API: MultiMedia Extensions (MME)
Test type: Advanced
Use timestamp: yes
Errors: 0
Last error: None
================ Tested Message Types ====================================
Note off: yes
Note on: yes
Key aftertouch: yes
Controller: yes
Program change: yes
Channel aftertouch: yes
Pitchbend: yes
System exclusive: no
MIDI time code quarter frame: yes
Song position pointer: yes
Song select: yes
Tune request: yes
MIDI clock: yes
MIDI tick: no
Start: yes
Continue: yes
Stop: yes
Active sensing: yes
System reset: yes
System exclusive mixed with realtime messages: no
================ Ports ===================================================
MIDI Output: 4- MIDISPORT 8x8/s Out 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
MIDI Input: 4- MIDISPORT 8x8/s In 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
================ Results Per Message =====================================
MESSAGES Snd Rcv Snd+Rcv
Message TotalTime: 440.29 ms 145215.11 ms 145655.40 ms
Message MaximumTime: 0.02 ms 6.47 ms 6.48 ms
Message MinimumTime: 0.00 ms 0.00 ms 0.00 ms
Message AverageTime: 0.01 ms 4.65 ms 4.66 ms
SysexTime: 0.00 ms 0.00 ms 0.00 ms
SysexAverage: 0.00 ms 0.00 ms 0.00 ms
< 1 ms: 31250 6 6
1 - 2 ms: 0 4 4
2 - 3 ms: 0 1611 1602
3 - 4 ms: 0 5693 5664
4 - 5 ms: 0 16159 16046
5 - 10 ms: 0 7777 7928
10 - 20 ms: 0 0 0
20 - 50 ms: 0 0 0
50 - 100 ms: 0 0 0
100 ms: 0 0 0
Message count: 31250 Sysex count: 0
Sysex size: 0 Sysex passed: 0
Message latency: 4.66 ms Total time: 177.420 sec
Message jitter: 0.78 ms
Message max deviation: 4.65 ms
================ Results Per Byte ========================================
BYTES
Byte TotalTime: 62144.72 ms
Byte MaximumTime: 4.92 ms
Byte MinimumTime: 0.00 ms
Byte AverageTime: 1.99 ms
< 1 ms: 13
1 - 2 ms: 23707
2 - 3 ms: 6025
3 - 4 ms: 755
4 - 5 ms: 750
5 - 10 ms: 0
10 - 20 ms: 0
20 - 50 ms: 0
50 - 100 ms: 0
100 ms: 0
Byte count: 78767
Byte latency: 1.99 ms
Byte jitter: 0.65 ms
Byte max deviation: 2.94 ms
Midisport interface #2 no timestamp:
\
MidiTest Results
================ Info ====================================================
Date: 24 Aug 2012
Time: 17:17:14
AppVersion: 4.11.251
OS: Home Edition, Service Pack 1 (Build 7601)
Processor(s): AMD Phenom™ II X6 1100T Processor
Speed: 3800 MHz
Number: 6
API: MultiMedia Extensions (MME)
Test type: Advanced
Use timestamp: no
Errors: 0
Last error: None
================ Tested Message Types ====================================
Note off: yes
Note on: yes
Key aftertouch: yes
Controller: yes
Program change: yes
Channel aftertouch: yes
Pitchbend: yes
System exclusive: no
MIDI time code quarter frame: yes
Song position pointer: yes
Song select: yes
Tune request: yes
MIDI clock: yes
MIDI tick: no
Start: yes
Continue: yes
Stop: yes
Active sensing: yes
System reset: yes
System exclusive mixed with realtime messages: no
================ Ports ===================================================
MIDI Output: 4- MIDISPORT 8x8/s Out 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
MIDI Input: 4- MIDISPORT 8x8/s In 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
================ Results Per Message =====================================
MESSAGES Snd Rcv Snd+Rcv
Message TotalTime: 445.92 ms 139801.48 ms 140247.40 ms
Message MaximumTime: 0.06 ms 5.95 ms 5.96 ms
Message MinimumTime: 0.00 ms 0.00 ms 0.00 ms
Message AverageTime: 0.01 ms 4.47 ms 4.49 ms
SysexTime: 0.00 ms 0.00 ms 0.00 ms
SysexAverage: 0.00 ms 0.00 ms 0.00 ms
< 1 ms: 31250 8 8
1 - 2 ms: 0 1 1
2 - 3 ms: 0 1668 1668
3 - 4 ms: 0 6780 6778
4 - 5 ms: 0 22735 22737
5 - 10 ms: 0 58 58
10 - 20 ms: 0 0 0
20 - 50 ms: 0 0 0
50 - 100 ms: 0 0 0
100 ms: 0 0 0
Message count: 31250 Sysex count: 0
Sysex size: 0 Sysex passed: 0
Message latency: 4.49 ms Total time: 177.492 sec
Message jitter: 0.59 ms
Message max deviation: 4.47 ms
================ Results Per Byte ========================================
BYTES
Byte TotalTime: 59768.77 ms
Byte MaximumTime: 3.99 ms
Byte MinimumTime: 0.00 ms
Byte AverageTime: 1.91 ms
< 1 ms: 9
1 - 2 ms: 24043
2 - 3 ms: 5749
3 - 4 ms: 1449
4 - 5 ms: 0
5 - 10 ms: 0
10 - 20 ms: 0
20 - 50 ms: 0
50 - 100 ms: 0
100 ms: 0
Byte count: 78813
Byte latency: 1.91 ms
Byte jitter: 0.56 ms
Byte max deviation: 2.08 ms
Midisport interface #2 with timestamp:
\
MidiTest Results
================ Info ====================================================
Date: 24 Aug 2012
Time: 16:47:00
AppVersion: 4.11.251
OS: Home Edition, Service Pack 1 (Build 7601)
Processor(s): AMD Phenom™ II X6 1100T Processor
Speed: 3800 MHz
Number: 6
API: MultiMedia Extensions (MME)
Test type: Advanced
Use timestamp: yes
Errors: 0
Last error: None
================ Tested Message Types ====================================
Note off: yes
Note on: yes
Key aftertouch: yes
Controller: yes
Program change: yes
Channel aftertouch: yes
Pitchbend: yes
System exclusive: no
MIDI time code quarter frame: yes
Song position pointer: yes
Song select: yes
Tune request: yes
MIDI clock: yes
MIDI tick: no
Start: yes
Continue: yes
Stop: yes
Active sensing: yes
System reset: yes
System exclusive mixed with realtime messages: no
================ Ports ===================================================
MIDI Output: 3- MIDISPORT 8x8/s Out 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
MIDI Input: 3- MIDISPORT 8x8/s In 8
Description: Not available
Provider: Not available
DriverDate: Not available
DriverVersion: Not available
================ Results Per Message =====================================
MESSAGES Snd Rcv Snd+Rcv
Message TotalTime: 450.28 ms 145452.40 ms 145902.68 ms
Message MaximumTime: 0.04 ms 6.23 ms 6.26 ms
Message MinimumTime: 0.00 ms 0.00 ms 0.00 ms
Message AverageTime: 0.01 ms 4.65 ms 4.67 ms
SysexTime: 0.00 ms 0.00 ms 0.00 ms
SysexAverage: 0.00 ms 0.00 ms 0.00 ms
< 1 ms: 31250 7 7
1 - 2 ms: 0 2 2
2 - 3 ms: 0 1399 1388
3 - 4 ms: 0 5883 5850
4 - 5 ms: 0 16188 16114
5 - 10 ms: 0 7771 7889
10 - 20 ms: 0 0 0
20 - 50 ms: 0 0 0
50 - 100 ms: 0 0 0
100 ms: 0 0 0
Message count: 31250 Sysex count: 0
Sysex size: 0 Sysex passed: 0
Message latency: 4.67 ms Total time: 175.810 sec
Message jitter: 0.76 ms
Message max deviation: 4.65 ms
================ Results Per Byte ========================================
BYTES
Byte TotalTime: 62388.54 ms
Byte MaximumTime: 4.90 ms
Byte MinimumTime: 0.00 ms
Byte AverageTime: 2.00 ms
< 1 ms: 11
1 - 2 ms: 23313
2 - 3 ms: 6141
3 - 4 ms: 1130
4 - 5 ms: 655
5 - 10 ms: 0
10 - 20 ms: 0
20 - 50 ms: 0
50 - 100 ms: 0
100 ms: 0
Byte count: 78770
Byte latency: 2.00 ms
Byte jitter: 0.65 ms
Byte max deviation: 2.91 ms