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Search: Posts Made By: popgun pete
Forum: All About Guns 07-07-2021, 02:00 AM
Replies: 170
Views: 70,104
Posted By popgun pete
Re: Double Roller Trigger for Pathos handle, Ermes Sub

Well I have not knocked the pins out and I am not going to bother, the mech was only purchased to check it out, but it cost 80 bucks shipped so should have been better.
Forum: All About Pole Spears & Slings 07-05-2021, 06:56 PM
Replies: 0
Views: 2,401
Posted By popgun pete
Riffe Aluminator Pole Spear

Something that just appeared in my Inbox.

https://speargun.com/collections/carbon-fiber-pole-spear/products/new-aluminator-pole-spear
...
Forum: All About Guns 07-04-2021, 05:37 PM
Replies: 170
Views: 70,104
Posted By popgun pete
Re: Double Roller Trigger for Pathos handle, Ermes Sub

Even loaded up the sear lever does not align longitudinally and rocking it laterally does not straighten it up either, so I doubt a tapered bore is responsible for the misalignment created by the...
Forum: All About Guns 07-03-2021, 07:45 PM
Replies: 170
Views: 70,104
Posted By popgun pete
Forum: All About Guns 07-03-2021, 07:12 PM
Replies: 170
Views: 70,104
Posted By popgun pete
Re: Double Roller Trigger for Pathos handle, Ermes Sub

EDM wire cutting uses an electrical discharge to burn out shapes with a moving wire working something like a bandsaw conceptually, but the problem with this trigger mechanism are the holes in the...
Forum: All About Guns 07-01-2021, 09:32 PM
Replies: 191
Views: 176,544
Posted By popgun pete
Re: Trigger Mechanism Design Rules

As shown in this photo with the sear lever swung out which can be used to illustrate the point made above if you think of it as the mechanism being cocked with the lever sitting in the horizontal...
Forum: All About Guns 07-01-2021, 09:10 PM
Replies: 170
Views: 70,104
Posted By popgun pete
Re: Double Roller Trigger for Pathos handle, Ermes Sub

I retrieved my Ermes-Sub double roller trigger mechanism from the spares box and did some measurements with Vernier callipers. The trigger piece is 5.90 mm wide, the sear lever is 7.86 mm wide and...
Forum: All About Guns 06-27-2021, 09:18 PM
Replies: 191
Views: 176,544
Posted By popgun pete
Re: Trigger Mechanism Design Rules

The diagram disappeared because the thread it referenced is no longer linked, so here it is direct.
Forum: All About Guns 06-19-2021, 05:11 PM
Replies: 97
Views: 17,211
Posted By popgun pete
Re: SEA HORNET Clone from CHINA!!

Well I was surprised that they never addressed the issues and then had another go at selling them, but as Kevin had already told them exactly what to do years before and they never acted on it back...
Forum: All About Guns 06-18-2021, 11:17 PM
Replies: 97
Views: 17,211
Posted By popgun pete
Re: SEA HORNET Clone from CHINA!!

Postscript: These Chinese "Sea Hornet" clones seem to have totally disappeared, in fact they wound down pretty quickly after I communicated with the eBay seller and I have not seen them since.
Forum: Freshwater Shooting 06-16-2021, 05:20 PM
Replies: 4
Views: 4,976
Posted By popgun pete
Re: Fresh water gun?

The fish types that you are after, underwater visibility and shooting range will help determine what you need. In limited visibility you may need a quick turning gun and now there are rear biased...
Forum: General Spearfishing & Diving Discussion 06-08-2021, 09:45 PM
Replies: 3
Views: 4,301
Posted By popgun pete
Re: How to clean hazy perscription lenses?

Are these lenses bonded onto a front plate? My Dad had a mask with flat ground front lenses bonded onto a tempered glass plate. If the glue between the two glasses deteriorates then this gives that...
Forum: All About Guns 06-05-2021, 05:29 PM
Replies: 3
Views: 2,924
Posted By popgun pete
Re: Seawolf "Velair": Another pneumo-powered Arbalete

Target shooting in swimming pool with Velair 65. A 4 metre shooting distance, 7 mm shaft.
On the Seawolfsub Facebook page /seawolfsub/videos/477098620063791...
Forum: All About Guns 06-04-2021, 05:47 PM
Replies: 65
Views: 23,325
Posted By popgun pete
Re: My Invert Roller

Compound bows just reduce the pull at maximum draw so that the archer can easily hold the arrow against the pull of the bow. The cams/pulleys are torque devices that vary the effort depending on how...
Forum: All About Guns 05-26-2021, 04:40 AM
Replies: 3
Views: 1,399
Posted By popgun pete
Re: Gladiators

Very nice!
Forum: California Spearfishing 05-13-2021, 12:37 AM
Replies: 18
Views: 5,587
Posted By popgun pete
Re: My octopus teacher

https://seachangeproject.com/stories/the-making-of-my-octopus-teacher/
Draw your own conclusions, but given the time taken after the octopus had expired and the extensive working over of the...
Forum: California Spearfishing 05-12-2021, 10:02 PM
Replies: 18
Views: 5,587
Posted By popgun pete
Re: My octopus teacher

I too thought that it might be case of multiple octopuses and skilful editing to create a story, however I found the same octopus in an undercut hole in rocky reef structure a number of times. ...
Forum: Southern Atlantic Seaboard 05-12-2021, 08:50 PM
Replies: 2
Views: 15,565
Posted By popgun pete
Re: Selling All Gear

Posts can only be edited for a certain period, then the option closes off. I think you don't need to worry about it, or you could add a revised list later on.
Forum: All About Guns 05-09-2021, 08:19 PM
Replies: 3
Views: 2,924
Posted By popgun pete
Re: Seawolf "Velair": Another pneumo-powered Arbalete

A few photos of the "Velair", you can see the outer cable drive system.
Forum: All About Guns 05-09-2021, 08:09 PM
Replies: 3
Views: 2,924
Posted By popgun pete
Re: Seawolf "Velair": Another pneumo-powered Arbalete

You can see the "Velair" in action here.
https://youtu.be/DVZeI8ll-I4
Forum: All About Guns 05-09-2021, 08:07 PM
Replies: 3
Views: 2,924
Posted By popgun pete
Seawolf "Velair": Another pneumo-powered Arbalete

Seawolf-Sub who manufacture a range of band powered inverted rollerguns have now created an air powered version somewhat similar to the Infinitengines "Dreamair" except that the operation of the...
Forum: California Spearfishing 05-01-2021, 09:29 PM
Replies: 18
Views: 5,587
Posted By popgun pete
Re: My octopus teacher

An Academy Award winner as well in the documentary category!
Forum: All About Guns 04-22-2021, 03:29 PM
Replies: 1
Views: 2,521
Posted By popgun pete
Re: Tightening Up Wong Slip Tip

Hydrodynamic drag as the tip flies through the water makes the tip sit straight on the ball nosed base. The design stops the tip jamming and allows it to deploy once the victim is skewered.
Forum: All About Guns 04-21-2021, 05:53 PM
Replies: 10
Views: 3,766
Posted By popgun pete
Re: Gladiator Bestiarius 100 invert rollers

You can use marine varnish as well, just fill the hole, put in the self-tapper screw and then wipe the excess off. The grip of the varnish is easily defeated if you have to take the screw out at...
Forum: Florida Gulfcoast Spearfishing 04-19-2021, 07:53 PM
Replies: 17
Views: 3,068
Posted By popgun pete
Re: Lionfish

Lionfish burger http://www.spearboard.com/showthread.php?t=198355
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