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9th branch Airmen Association of the Czech Republic

EXPO CZECHOSLOVAK AIR FORCE 1918 – 1939

 

PANEL VI

An Ap-32 type was used also as an recce aircraft. Its armament comprised two fixed and two ones flanking the cockpit incl. bomb racks under the lower wing for twelve pieces of 10 kg bombs. Climb to 5000 m in 26 minutes, service ceiling of 6700 m.

Ap-32

 

Aero A-230

A-30 and A-130 had been forerunners of the Aero A-230 type being built from 1930.
A-230ś Dimensions : Span : 15.3 m, length 10 m, empty weight 1420 kg
Powerplant : a 490 hp Lorraine Ditrich
Performance : Maximum speed 198 km.p.h., climb to 5000 m in 27 mins, service ceiling 5800 m, endurance five and a half hrs.

 

Avia F-VIIb /Fokker VII.B/3M/ monoplane was turned out under licence as the first transport plane from the 1931 year. It was tested in the Scientific Aeronautical Institute as a bomber under the S-19 code,  and as a transport by the Czechoslovak Air Liners Comp.
Wood-framed wings covered by plywood
Fuselage, tailplane, fin, rudder, elevator steel framed covered by fabric. Metal plate cowling.
Dimensions : Span : 21.7 m, length 14.5 m, empty weight 2750 kg. Fixed undercarriage
Powerplant : three times a 240 Walter Castor driving three-blade composite propellers
Performance : top speed 208 km.p.h., service ceiling 5000 m, range 800 km
Bombload : up to 800 kg accomodated in a bombay incl. under wings
Defensive : three machine guns 

Avia F-VIIb (Fokker VII.B/3M)

 

Letov Š 328

An Letov S-328 multi-role biplane was used as recce- one and light bomber had been designed in 1932 as a reaction of the Letov Company to its Finnish customer`s demand to fit an strenghtened engine in the airframe of the offered S-228 type. The S-328 one was the most numerous in its category in the Czechoslovak Air Force arsenal. Range of an Recce-and Observer version from 700 to 1280 km, service ceiling from 6300 to 7200 m.

Letov S-328, the 108th production Shmolleek. An bomber version powered by a 580 Walter Pegas II M-2 engine could carry the bombload of  even 500 kg under the range of 340 up to 1250 km.
Dimensions : Span 13.71 m, length 10.36, empty weight 1680 kg
Performance : Top speed 380 km.p.h., climb to 5000 m in 17 minutes

NOTE : An observer of one of seven S-328 biplanes used by the Insurgent Flight during the Slovakian Uprising downed one German recce Fockewulf 189 plane in Sept 1944.

Letov Š 328

 

Avia F-IX (Fokker F-IX) 

Nine Avia F-IX /Fokker F-IX/ monoplanes powered by three 450 Walter Jupiter engines were built in Czechoslovakia under the Dutch Licence in 1932. Two more machines for an Yugoslavian customer were fitted by strenghtened 560 Gnome Rhone Jupiter engines. Their licence was bought by Yugoslavia later.

 

Praga BH-111 was not production-built. A two-seat lower-wing strutted type was used by Flying Clubs.Wooden wing and tailpane covered by plywood, tube framed control surfaces by fabric. Also wood-framed fuselage covered by plywood and fabric. Sheet metal plate cowling. Fixed undercarriage, wooden two-blade propeller.


 

Praga BH-111

An Praga BH-111 type built in 1932 due to Air Race with rearwards folded wings.    realized.
Dimensions : Span 10.5 m, length 7. 4 m, emty weight 470 kg
Powerplant : an de Havilland Gipsy III engine
Performance : Maximum speed 230 km.p.h., climb 3000 m in 15 min 45 sec.

 

An Avia F-IX /Fokker F-IX/ bomber assigned to No 5 Brno Bomber Regiment.
Dimensions : span 27.14 m, length 19.3 m, empty weight 5450 kg
Performance : top speed 210 km.p.h., climb ratio 2.5 mps only !!!, service ceiling 5000 m
Bombload : 1500 kg, crew of 5

Avia F-IX  Fokker F-IX

 

Avia F-IX (Fokker F-IX)

Avia F-IX / Fokker F-IX/  The Avia F-IX type was used only in a bomber version through the 30s till the March 15, 1939 German Occupation.
Upper-wing monoplane powered by three Walter Jupiter engines of 450 hp. Two of them underslang each halfwing on gondolas, the third one in the nose of the plane. Wooden two-blade propellers, fixed undercarriage.Crew consisted of two pilots and navigator. Wood-framed wing covered by plywood, tube-framed fuselage as well as tailplane and control surfaces by fabric. Cowling of sheet metal plate.

 

The first prototype of an Avia B-34 fighter plane. Ing František Novotny and test pilot Cpt Vladimir Cerny wearing his flying suit stand front of the machine. The latter one was shot dead by the Germans during their occupation of Czech and Moravian lands 1939-45. Mass-produced from the 1932 year.
Dimensions : Span 7.25 m, length 9.4 m
Powerplant : a 650 Avia Vr 36
Performance : Maximum speed 315 km.p.h., climb range 12mps, range 600km
Armament : two synchronized machine guns among the pistons of the engine.

Avia B-34

 

Aero A-100

An A-100 type was turned out from 1933 in bomber- and recce versions. Wings wood-framed, covered by fabric
Fuselage, elevator, rudder as well as tail-plane and  fin steel-tube-framed, fabric-covered
Dimensions : 14.7 m, length 10.6 m, empty weight 2040 kg
Powerplant : an 650 hp Avia Vr-36 engine
Performance : Top speed 270 km.p.h., service ceiling 6500 m, climb to 5000 m in 20 mins, endurance 4 hrs
Bombload : 600 kg in a bomber version
A shot of recce aircraft 

 

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