Search found 1550 matches

by metiz
Fri Aug 19, 2016 9:43 am
Forum: Valved pulsejet forum
Topic: Pulse Jet Compression
Replies: 6
Views: 6319

Re: Pulse Jet Compression

I'm still here! :P
by metiz
Thu Jul 14, 2016 12:03 pm
Forum: Off topic forum
Topic: Nomenclature: pulsejet vs ramjet (Was V1 Clone)
Replies: 8
Views: 8502

Re: Nomenclature: pulsejet vs ramjet (Was V1 Clone)

When the forum is as dead as this one, any post is apreciated. Thanks for the reference!
by metiz
Tue Jun 07, 2016 8:05 pm
Forum: Off topic forum
Topic: June 12th
Replies: 4
Views: 4159

Re: June 12th

I see. Why would we want to celebrate this exactly, Fileeraus?
by metiz
Mon Jun 06, 2016 10:55 pm
Forum: Off topic forum
Topic: June 12th
Replies: 4
Views: 4159

Re: June 12th

What's special about june 12?
by metiz
Wed May 25, 2016 5:40 pm
Forum: Valveless pulsejet forum
Topic: would this be considered a low frequency rudimentary pulse?
Replies: 7
Views: 6226

Re: would this be considered a low frequency rudimentary pul

Try something like this. Bend your injector tube back 180 degrees so you can tie it to the intake with some hose clamps. are you talking about keeping the torch attachment or removing that all together and hooking the propane directly up to the injector tube? Like Tufty said, lose any restriction b...
by metiz
Tue May 24, 2016 10:54 pm
Forum: Valveless pulsejet forum
Topic: would this be considered a low frequency rudimentary pulse?
Replies: 7
Views: 6226

Re: would this be considered a low frequency rudimentary pul

Try something like this. Bend your injector tube back 180 degrees so you can tie it to the intake with some hose clamps.
by metiz
Mon May 16, 2016 10:44 pm
Forum: Buy and Sell
Topic: Looking for a Valveless Pulse Jet
Replies: 2
Views: 3691

Re: Looking for a Valveless Pulse Jet

Why not go with an existing design?
by metiz
Wed Apr 20, 2016 11:43 am
Forum: Valveless pulsejet forum
Topic: Tips for starting a big Lockwood hiller.
Replies: 7
Views: 5682

Re: Tips for starting a big Lockwood hiller.

You cab only upload video's up to 2mb to the forum. Upload to youtube and post the link here. It kinda sounds like maybe your Rosscojector slit might be too tight, blowing the gas and combustion towards the exhaust pipe. That's what causes the howling and popping
by metiz
Thu Apr 14, 2016 5:31 pm
Forum: Valveless pulsejet forum
Topic: Tips for starting a big Lockwood hiller.
Replies: 7
Views: 5682

Re: Tips for starting a big Lockwood hiller.

tufty wrote:Did we mention the Rosscojector yet?
By golly I don't think we have. Do you want to do the honours?
by metiz
Thu Apr 14, 2016 1:33 pm
Forum: Valveless pulsejet forum
Topic: Tips for starting a big Lockwood hiller.
Replies: 7
Views: 5682

Re: Tips for starting a big Lockwood hiller.

Let's go through the list: Do you have a restrictor on your propane tank? if so, get rid of it. Also make sure your tank is full and not too cold Do you use a compressor or a leafblower for starting attempts? Leafblower is probably the way to go. If you do not have a proper ignition system, try usin...
by metiz
Sat Apr 02, 2016 8:09 am
Forum: Valved pulsejet forum
Topic: Completely New To Jets
Replies: 1
Views: 2860

Re: Completely New To Jets

Put your question in the "Please put your "I am new and need help" question here." thread. Also check the "Looking for plans, look here" topic and "Pyrojoe's recipe for beginners"
by metiz
Wed Mar 30, 2016 9:36 pm
Forum: Valveless pulsejet forum
Topic: Variable frequency valveless pulsejet
Replies: 8
Views: 6346

Re: Variable frequency valveless pulsejet

Your best bet is to go with a thermojet I think, because you can realy abuse those and they'll keep running. You can change frequency by one, or a combination of, the following (some are already mentioned above): Make the exhaust tube variable in length; Make the intake(s) variable in length; Make t...
by metiz
Mon Feb 01, 2016 1:02 pm
Forum: Valveless pulsejet forum
Topic: Lockwood-H pulsejet with variations will it work?
Replies: 22
Views: 13088

Re: Lockwood-H pulsejet with variations will it work?

Shit sorry, pressed the wrong button. Fixed it. For achival purposes:

don't weld a cone, just flare the intake