News:

Hip Pocket Aeronautics Plans Gallery up again:
https://hpa.aeromodelling.gr/plans/index.php

Main Menu
Welcome to HPA. Please login or sign up.

Members
  • Total Members: 321
  • Latest: DeanI
Stats
  • Total Posts: 4,580
  • Total Topics: 356
  • Online today: 28
  • Online ever: 247 (Jun 15, 2026, 07:31 PM)
Users Online

Recent topics

Important Stuff for guests and Members

Posts: 24
Topics: 4

Last post: Jun 26, 2026, 05:10 PM Re: Passing the Turing t... by lincoln

Forum Policies
Here you will find Guidelines & Policies relating to participation in the HPA

Posts: 52
Topics: 4

Last post: Jun 09, 2026, 05:01 PM Re: switching to "only r... by PeeTee

Instructions
Some very simple instructions for first time users

Posts: 48
Topics: 9

Last post: Jun 09, 2026, 03:54 PM Re: test topic by Lastwoodsman

General Forum

General Discussion
This board is for pretty much anything that doesn't belong in the other forums.

Posts: 458
Topics: 30

Last post: Jun 29, 2026, 02:08 PM Re: Hero Member Status by Spiros

Introduce yourselves
We may know each other from the past. or maybe not. In either case, for those who want when joining here.

Posts: 173
Topics: 55

Last post: Jun 27, 2026, 06:24 AM Re: Starting My Free‑Fli... by Spiros

Model Aerodynamics
This is the section for discussions on aerodynamics that pertain to model aviation. Posts that make us think about the kind of aerodynamics that we deal with in model airplanes.

Posts: 48
Topics: 4

Last post: Apr 22, 2026, 05:17 AM Re: An In-depth explanat... by Konrad

Plans Gallery news
For any updates on uploads to the Plan Gallery

Posts: 100
Topics: 12

Last post: Today at 06:29 AM Re: Error by old4570

Looking for Plans & Articles
Use this board to make requests for Plans or Articles you'd like to get your hands on. All categories of models qualify so be specific. Mention the Model class and Name of the plane in the subject line please.  For Articles, the publication and date, the author too if possible

Posts: 32
Topics: 7

Last post: May 13, 2026, 03:57 AM Re: West Wings Westland ... by Jmk89

In the Work Shop
The set up, tools, jigs, glues, materials and anything else worth mentioning when it comes to the space where we build our models.

Posts: 64
Topics: 8

Last post: Apr 16, 2026, 09:58 AM Re: moulds materials ETC by nickhawk

Techniques
Various useful techniques for our models

Posts: 109
Topics: 9

Last post: Jun 29, 2026, 02:06 PM Re: Logenge scheme for p... by Spiros

Your Birds In Flight
Post pictures of your models doing what they are built to do. Fly! Baby! Fly! (If a discussion regarding a model displayed in this forum is going to happen, please start a new Topic in an appropriate forum)

Posts: 60
Topics: 14

Last post: Apr 24, 2026, 10:32 PM Re: Guillows Fairchild 2... by Konrad

Events & Competitions - All Model Categories

Event - Announcements & Reports
List your upcoming events in this board so that we all can be prepared to attend. Also, for reports and photographs afterwatds

Posts: 404
Topics: 20

Last post: Jun 24, 2026, 09:36 PM Re: Trinity indoor flyin... by TheLurker

Postal & E-Postal Competitions
Announce current and future Postal/E-Postal competitions, submit Operational Orders, contact info and results from past Postals in this board.

Posts: 58
Topics: 5

Last post: Jun 29, 2026, 11:11 AM Re: 1960s Coupe d’hiver ... by THB

Scale Free Flight Forum

General Discussion
Any topic that is scale in general that won't fit in the other categories

Posts: 41
Topics: 6

Last post: May 15, 2026, 01:07 AM Re: Torque Meter for Out... by Jmk89

Scale, outdoor
IC, electric, CO2 or rubber powered free flight outdoor scale models.

Posts: 1,191
Topics: 25

Last post: Today at 07:29 PM Re: GYPSY MOTH DH 60 D... by Lastwoodsman

Scale, Indoor (F4D, F4E, Kitscale)
Indoor Scale, open classes, rubber powered F4D or electric/CO2 F4E and Kitscale

Posts: 604
Topics: 30

Last post: Jun 29, 2026, 09:23 PM Re: VMC Fokker D VIII by Spiros

Peanut Scale
Perhaps the most popular scale ff class. All designs, ideas, development and history.

Posts: 252
Topics: 10

Last post: Jun 29, 2026, 11:00 PM Re: Jodel Bebe peanut by Piecost

Pistachio Scale
Even smaller yet and at 8 inches span it's a wonder they fly so well.

Posts: 1
Topics: 1

Last post: Dec 31, 2025, 06:52 PM My first attempt DH-60 G... by Pit

FAC Free Flight Scale
All FAC, Walnut, Peanut, Coconut, Jumbo etc.

Posts: 28
Topics: 1

Last post: Today at 06:23 PM Re: Dumas Zero (As a tra... by Konrad

Dimescale / Pseudo-Dimescale
For topics on Dime Scale projects and kits from the WWII era when kits were so popular and resources were scarce.

Posts: 0
Topics: 0

No-Cal
All designs, ideas, development and history

Posts: 61
Topics: 8

Last post: May 21, 2026, 06:20 PM Re: Hawker Fury profile ... by 9600baud

Indoor Free Flight Forum

General Discussion
Any topic that is indoor free flight in general that won't fit in the other categories

Posts: 12
Topics: 2

Last post: Jun 11, 2026, 03:05 AM Re: Chain Gang winder by Jmk89

Posts: 0
Topics: 0

F1D, F1M, F1L
The FAI Models

Posts: 4
Topics: 1

Last post: Feb 08, 2026, 02:18 AM Re: Swiss Championship ... by OZPAF

Posts: 2
Topics: 1

Last post: Mar 01, 2026, 05:42 PM Re: Introduction to Penn... by lincoln

Bostonian
All designs, ideas, development and history.

Posts: 60
Topics: 4

Last post: Feb 07, 2026, 01:44 PM Re: Bostonian Beancraft ... by John Kourbanis

Capacitor Powered Indoor Models
As the title says, capacitor powered models for indoor flying.

Posts: 19
Topics: 7

Last post: Jun 12, 2026, 05:30 PM Re: Boeing L-15 Scout, p... by 9600baud

Embryo Endurance
All designs, ideas, development and history.

Posts: 0
Topics: 0

F1N - indoor glider in general
All designs, ideas, development and history.

Posts: 4
Topics: 1

Last post: May 27, 2026, 06:19 AM Re: Suggestions for an a... by lincoln

Legal Eagle
Any designs and development for the Legal Eagle class of indoor airplanes.

Posts: 0
Topics: 0

Manhattan Cabin
All designs, ideas, development and history.

Posts: 0
Topics: 0

Science Olympiad
Much activity in this beginner, education level class. Add what you can.

Posts: 0
Topics: 0

Stick models and sport designs
Anything that is a fun model that does not fit in any other topic.

Posts: 51
Topics: 7

Last post: Jun 26, 2026, 08:23 AM Re: Wildcat, Veron Quick... by 9600baud

Outdoor Free Flight Forum

General Discussion
Any topic that is outdoor free flight in general that won't fit in the other categories.

Posts: 18
Topics: 2

Last post: Apr 03, 2026, 05:07 AM Re: Building a Comet 54"... by randoloid

Hand/Catapult Launched Gliders
Hand or Catapult Launched Gliders, designs, builds, ideas and techniques.

Posts: 16
Topics: 1

Last post: Feb 07, 2026, 08:07 AM Re: SPARROW BEGINNER'S C... by OZPAF

Towline Gliders
F1A, Nordic, Towline, Vintage towline. Slope and Vintage and A1 or A2.

Posts: 10
Topics: 2

Last post: Jan 26, 2026, 08:27 PM MYSTERY MAN CONVERSION T... by Lastwoodsman

P-30 Class Sport and Competition
Airplanes that meet the P-30 Rules for sport or competition.

Posts: 46
Topics: 6

Last post: Mar 27, 2026, 03:21 AM Re: Multi-Function P-30 ... by calgoddard

Rubber
FAI, F1B Wakefield, F1G Coupe, Open Rubber, Small Rubber, Large Rubber, Mulvihill, Unlimited Rubber etc.

Posts: 93
Topics: 8

Last post: Jun 28, 2026, 08:28 AM Re: The Black Arrow by Jmk89

Electric Power
Any designs that are electric sporting new technologies in this power source.

Posts: 2
Topics: 1

Last post: Jan 31, 2026, 03:27 PM Re: Reduced size Korker by pedwards2932

CO2 Power
F1K and other non-scale models, plus CO2 motors

Posts: 116
Topics: 13

Last post: Jun 09, 2026, 09:44 AM Re: The insides of CO2 m... by Squirrelnet

Embryo Endurance Outdoor
Embryo for outdoor flying, builds, details and topics for discussion.

Posts: 0
Topics: 0

Jetex or Rapier
Jetex and Rapier reaction motor power and jet like models both scale and sport designs.

Posts: 0
Topics: 0

Old Time Rubber
Vintage, Wakefield, Sport, Large, Small. Designs from the 50's and earlier.

Posts: 50
Topics: 5

Last post: Apr 08, 2026, 05:52 PM Re: Jimmie Allen "Yellow... by dputt7

Outdoor Sport Models
Designs that are sport airplanes that look good but do not fit into any scale category.

Posts: 18
Topics: 2

Last post: May 18, 2026, 06:56 AM Re: American Jet Hustler by gravitywell

Control Line Forum

General Discussion
This Board is for all posts that relate to CL topics that don't fit in any of the model specific categories.

Posts: 3
Topics: 1

Last post: Jun 16, 2026, 06:04 PM Re: Mk3 by pb_guy

Carrier
Post topics about Control Line Carrier, all classes, information and ideas. Perhaps a good build presentation.

Posts: 0
Topics: 0

Combat
All combat, slow and fast, 1/2A and FAI information and conversations.

Posts: 0
Topics: 0

Racing
The current state of racing in general which includes all classes other than Mouse Racing.

Posts: 3
Topics: 1

Last post: Jun 26, 2026, 04:50 PM Re: KK Phantom by dputt7

Speed
Information on speed activities and designs. Current affairs in this class.

Posts: 0
Topics: 0

Sport
Non competition, Control Line Sport airplanes that are fun and make us all just smile a mile wide when we fly them.

Posts: 20
Topics: 4

Last post: May 21, 2026, 11:53 AM Re: small SMALL FRY by g_kandylakis

Trainers
Any Control Line Stunters, designs and projects. Show off your machines, the finishes and the hardware. Talk about engines and flight trim. All topics relating to these great airplanes is encouraged.

Posts: 0
Topics: 0

RC Forum

RC Scale, small models only, indoor or outdoor
Small light R/C scale models, mainly Stick & Tissue but foam also welcome. As long as it is self-made, scale and small. Kit conversions are fine. But NO ARF or RTF models, plenty of other places for that.

Posts: 148
Topics: 4

Last post: Jun 01, 2026, 06:16 PM Re: Sopwith Batboat by g_kandylakis

RC Vintage Free Flight
Vintage design models, either converted to RC or flown with RC assist due to space availability.

Posts: 47
Topics: 3

Last post: Apr 28, 2026, 09:56 PM Re: Sparky 2X Speed 400 by Konrad

Useful Resources

Links to resources useful for our hobby. Links, shops, anything related.
Commercial sites
Related commercial sites, even run by members, always relevant to our type of aeromodelling

Posts: 6
Topics: 5

Last post: Apr 27, 2026, 03:46 AM Re: DPCM / Aerowerkes by lincoln

Related links non commercial
Websites of interest to our kind of aeromodelling

Posts: 10
Topics: 8

Last post: Feb 21, 2026, 03:46 PM Re: Flying Aces Club New... by lincoln

Buy / Sell / Trade
A board for small classified ads. Please read the rules in the first post prior to posting.

Posts: 1
Topics: 1

Last post: Jun 19, 2026, 03:26 PM Old kits by Spiros

Sub-BoardsBuy Sell Trade

4,580 Posts in 356 Topics by 321 Members - Latest Member: DeanI
Latest Post: "Re: GYPSY MOTH DH 60 D..." (Today at 07:29 PM)
View the most recent posts on the forum.

Users Online

Online: 9 Guests, 2 Users  - Most Online Today: 28 -  Most Online Ever: 247 (Jun 15, 2026, 07:31 PM)
Users active in past 10 minutes: PeeTee, Piecost