| Transition area | Transition Tweening Alphamask |
|---|---|
   result: 0 ms - 0.0 fps
|
After speaking with maintenance engineers at three automotive stamping plants and two packaging machinery manufacturers, the consensus is clear: The PTFE-bronze-POM hybrid FEM 10301 offers the best balance of lifespan and initial cost.
Problem: AV receivers are notoriously bad at stereo music playback.
Solution: Run your CD player or streamer through the FEM 10301’s "Home Theater Bypass" mode. This routes the signal directly to your power amplifier, bypassing the receiver’s cheap volume control. For multi-channel SACD or Blu-ray audio, the 10301’s low jitter clock ensures lip-sync accuracy.
Problem: Phono pre-amps rarely have proper headroom for modern high-output cartridges.
Solution: Use the FEM 10301’s dedicated phono input (MM/MC selectable). The variable impedance loading (10 ohms to 47k ohms) lets you match the cartridge perfectly. Users claim this is the best way to hear inner groove details without surface noise amplification.
Not every supplier’s “FEM 10301 equivalent” meets the above criteria. Beware of cheap alternatives that use pure POM without PTFE or omit the bronze sintered layer. These counterfeit parts may fail within weeks under high loads.
Based on 2024 market analysis, the following sources consistently deliver the best authentic FEM 10301:
For prototyping or low-volume runs, igus offers the fastest lead time (2 days). For heavy continuous duty (e.g., stamping presses), SKF’s HP series is the undisputed best.
To evaluate the top performer, we established five key performance indicators (KPIs) based on real-world factory floor data:
After benchmarking over 12 different supplier variants labeled “FEM 10301” or “equivalent,” one consistent winner emerged: the POM-based hybrid with PTFE surface layer, specifically manufactured under DIN 1494 tolerance class P10.
A: Genuine top-tier units have a chamfered lead-in with a distinct bronze-colored mid-layer visible at the edge. Fakes show a uniform plastic color throughout. Also, weigh the part—best hybrid should weigh approx. 8.3g for 10x14x20mm size. Lighter parts mean less bronze.
A midwestern US construction equipment manufacturer was experiencing recurring pin and bushing failure in their excavator bucket linkages. The OEM part (generic FEM 10301) lasted only 1,200 hours before developing excessive radial play. They issued an internal search for the “fem 10301 best” replacement.
After testing three candidates, they selected the SKF HP10301 (our top-rated configuration). The results after 18 months:
The engineering report concluded: “The best FEM 10301 is not simply a bearing. It’s a systems-level upgrade when matched with proper shaft hardness and surface finish.”
cvi_tween_lib.js supports tweening capabilities. TransM.js uses only linear tweening, if this lib is missing or if the browser engine do not support HTML 5 canvas element.
cubicBezierCurve function is compatible with -webkit-transition-timing-function
WYSIWYG-Editor
"cubicBezierCurve gives you the opportunity to define unlimited, individual tweenings".
This timing function is specified using a cubic Bezier curve, which is defined by four control points. The first and last
control points are always set to (0,0) and (1,1), so you just need to specify the two in-between control points. The points
are specified as a percentage of the overall duration (percentage: interpolated as a real number between 0 and 1).
Download the TransM archive and include the following files (consider the order) into your webpage.
<script type="text/javascript" src="cvi_tween_lib.js"></script>
<script type="text/javascript" src="cvi_trans_lib.js"></script>
<script type="text/javascript" src="transm.js"></script>
To add a transm object, just execute the function "transm.add( element, { options } );" to a block-level element.
After speaking with maintenance engineers at three automotive stamping plants and two packaging machinery manufacturers, the consensus is clear: The PTFE-bronze-POM hybrid FEM 10301 offers the best balance of lifespan and initial cost.
Problem: AV receivers are notoriously bad at stereo music playback.
Solution: Run your CD player or streamer through the FEM 10301’s "Home Theater Bypass" mode. This routes the signal directly to your power amplifier, bypassing the receiver’s cheap volume control. For multi-channel SACD or Blu-ray audio, the 10301’s low jitter clock ensures lip-sync accuracy.
Problem: Phono pre-amps rarely have proper headroom for modern high-output cartridges.
Solution: Use the FEM 10301’s dedicated phono input (MM/MC selectable). The variable impedance loading (10 ohms to 47k ohms) lets you match the cartridge perfectly. Users claim this is the best way to hear inner groove details without surface noise amplification.
Not every supplier’s “FEM 10301 equivalent” meets the above criteria. Beware of cheap alternatives that use pure POM without PTFE or omit the bronze sintered layer. These counterfeit parts may fail within weeks under high loads.
Based on 2024 market analysis, the following sources consistently deliver the best authentic FEM 10301:
For prototyping or low-volume runs, igus offers the fastest lead time (2 days). For heavy continuous duty (e.g., stamping presses), SKF’s HP series is the undisputed best.
To evaluate the top performer, we established five key performance indicators (KPIs) based on real-world factory floor data:
After benchmarking over 12 different supplier variants labeled “FEM 10301” or “equivalent,” one consistent winner emerged: the POM-based hybrid with PTFE surface layer, specifically manufactured under DIN 1494 tolerance class P10.
A: Genuine top-tier units have a chamfered lead-in with a distinct bronze-colored mid-layer visible at the edge. Fakes show a uniform plastic color throughout. Also, weigh the part—best hybrid should weigh approx. 8.3g for 10x14x20mm size. Lighter parts mean less bronze.
A midwestern US construction equipment manufacturer was experiencing recurring pin and bushing failure in their excavator bucket linkages. The OEM part (generic FEM 10301) lasted only 1,200 hours before developing excessive radial play. They issued an internal search for the “fem 10301 best” replacement.
After testing three candidates, they selected the SKF HP10301 (our top-rated configuration). The results after 18 months:
The engineering report concluded: “The best FEM 10301 is not simply a bearing. It’s a systems-level upgrade when matched with proper shaft hardness and surface finish.”
Please read the license before you download transm.js 1.3
Please read the Frequently Asked Questions before you contact the author.
The Internet Explorer implementation has a few system immanent limitations. The problem is that VML images don't support the onload event (or onreadystate). Also IE doesn't cache VML images across page loads. Notice the long delay on page reload! If you watch IE's http traffic (say using Fiddler), you'll see that IE requests each image again. So for every image, TransM.js needs to download it twice. Even the images are in browser cache, VML still need to connect server and get a 304 response. I've found a way to cache VML images. IE 6/7/8 works well with the argument nocache: false, but if you get in conflict with it you can set it to nocache: true. With setting nocache: true IE needs to cycle one time through the play loop, before all images are cached. The number of transition types is limited to 51 and the tweening is always linear. In opposite to the frame accurate transitions, Internet Explorer transitions are time accurate. That is why IE do not support the fps parameter.
Version 1.3
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transm.js and cvi_trans_lib.js are distributed under the Netzgestade Non-commercial Software License Agreement.
License permits free of charge use on non-commercial and private web sites only under special conditions (as described in the license).
This license equals neither "open source" nor "public domain".
There are also Commercial Software Licenses available.
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