Author's posts

Jan 08

Photographic review of the Thompson AEG

These photos show the architecture of a mainstream Thompson AEG implementation:    

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Jan 08

Photographic review of an ACM SR25 AEG

These photos show the difference between a SR25 and a regular M4:     

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Jan 08

Photographic review of the APS Hybrid M4

These photos show the critical elements of the APS M4 hybrid version:       

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Jan 08

Photographic review of the PTS ERG M4

These photos show the PTS ERG architecture:     

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Jan 08

Photographic review of the PTS PDR-C AEG

PROS: Just as practical as a P90 Great styling Comfortable to hold High quality ball bearing gearbox CONS: Small battery compartment at the pistol grip Small hex screws everywhere Not so easy to dissemble These photos show the critical structure of the PDR-C AEG:      

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Jan 07

Problems with China made clones

If you know the exact way the factories in China are run, you will know the true causes of all problems. Wrong design – the “designers” themselves do not really play airsoft so they don’t know what works and what doesn’t Stupid cloning – the “designers” often copy the wrong stuff – e.g. they copy …

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Jan 07

APS RAM Upgrade

This guide contains step by step instructions on how you may disassemble a RAM gun for tuning and optimization. You need to have Acrobat Reader to open it. UltraRAMM4NEWUPDATE    

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Jan 06

Piston head O ring VS cylinder head O ring

Don’t confuse a piston head O ring with a cylinder head O ring. They are 2 different things. When buying a new piston head O ring, by all means take your current cylinder / piston set with you to the hardware store and try things out on the spot. You want an O ring large …

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Jan 06

The APS hybrid v3 gearbox

The V3 Hybrid gearbox found in the APS KU series is exactly the same as the one in use by the UAR. However, the inside mechanism is 100% compatible with the Tokyo Marui design. And just like the V2 Hybrid box found in the APS M4, this Hybrid box also allows the fast exchange of …

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Jan 06

Hopup back spinning

According to the Bernoulli’s principle, if a bullet is given a backspin an overpressure is formed under the bullet and an underpressure is formed on the top of the bullet. The bullet is therefore sucked up – this is why it can fly farther.  

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