John Koptonak
2.92K subscribers
7:28
Build and Fly the Scrappy ROG and Carve Your Own Prop! Free Flight Flying Fun!
John Koptonak
1.3K views • 2 days ago
16:54
FLY INDOORS! With the Glastonbury Modelers October 13, 2024. Gliders and Rubber Powered Models
John Koptonak
2K views • 8 days ago
5:44
A Tribute to Aviator and Craftsman Brian Coughlin
John Koptonak
12K views • 2 weeks ago
8:04
Covering an Indoor Free Flight Model Airplane with Polyester Film
John Koptonak
849 views • 3 weeks ago
14:22
Free Flight Flying Fun! Model Airplane Fall Fly-In at the Durham Fairgrounds September 15, 2024
John Koptonak
12K views • 1 month ago
8:06
Build and Fly the Jr's Pride. A balsa wood glider for flying fun!
John Koptonak
13K views • 1 month ago
46:06
A Weekend at Old Rhinebeck Aerodrome, A Living Museum of Antique Airplanes
John Koptonak
3.3K views • 2 months ago
1:02:41
National Rubber Powered Model Airplane Contest/Flying Aces 2024 Nationals
John Koptonak
4.3K views • 2 months ago
5:01
Building and Test Flying the Comet Spartan Cabin Rubber Powered Model Airplane
John Koptonak
1.1K views • 4 months ago
9:19
FREE FLIGHT FUN! Model Airplane Flying Aces Spring Fling Contest, June 3, 2024
John Koptonak
6.5K views • 4 months ago
7:15
Building and Flying the 1940 Scientific Model Company Whippet. A Vintage Snappy Rubber Powered Model
John Koptonak
1.3K views • 4 months ago
22:50
FLY INDOORS! With the Glastonbury Modelers April 21, 2024. Spring Fling Contest.
John Koptonak
2.1K views • 5 months ago
13:11
FLY INDOORS! With the Glastonbury Modelers April 7, 2024. Ornithopter and Capacitor powered model!
John Koptonak
1.4K views • 6 months ago
30:32
FLY INDOORS! With the Glastonbury Modelers. March 3, 2024. Mid-Winter Madness contest.
John Koptonak
3.9K views • 7 months ago
14:58
Tissue Covering a Large Model Airplane Wing, A Slightly Different Approach
John Koptonak
7K views • 8 months ago
24:24
FLY INDOORS! With the Glastonbury Modelers. December 17, 2023
John Koptonak
3K views • 10 months ago
6:05
FLY INDOORS..... BACKWARDS! The Planarian Bostonian Rubber Powered Model Airplane
John Koptonak
3.7K views • 11 months ago
27:34
FLY INDOORS! With the Glastonbury Modelers. November 5, 2023
John Koptonak
4.8K views • 11 months ago
5:48
Building and Flying the Hollywood Hamilton for Rubber Powered Free Flight
John Koptonak
1K views • 11 months ago
16:39
FLY INDOORS! With the Glastonbury Modelers. October 8, 2023
John Koptonak
2K views • 1 year ago
14:45
FREE FLIGHT FUN! Model Airplane Flying Aces Gathering at the Durham Fairgrounds.
John Koptonak
9.9K views • 1 year ago
8:57
Building and Flying a Rubber Powered Racer from the 1930's. The Howard Ike.
John Koptonak
3.4K views • 1 year ago
5:31
Free Flight Fun. Scale Model Gliders Flying at Durham Fairgrounds
John Koptonak
2.4K views • 1 year ago
8:17
Building and Flying a Rubber Powered Fokker D-7
John Koptonak
4.1K views • 1 year ago
47:36
National Rubber Powered Model Airplane Contest/Flying Aces Club 2023 Non-NATS
John Koptonak
174K views • 1 year ago
4:05
Build and Fly a Towline Free Flight Glider. The Vampyr.
John Koptonak
3.4K views • 1 year ago
15:53
FREE FLIGHT FUN! Model Airplane Flying Aces Spring Fling contest-June 11, 2023
John Koptonak
13K views • 1 year ago
5:08
How to Print Graphics on Tissue for a Stick and Tissue Model Airplane
John Koptonak
11K views • 1 year ago
6:43
Build and Fly a Model From 1937. The Flying Aces Moth.
John Koptonak
2.7K views • 1 year ago
8:50
Free Flight Fun! Model Aviation at Durham Fairgrounds, May 7th, 2023
John Koptonak
3.6K views • 1 year ago
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