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13 Jun, 2021
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Amateur Radio Station – DL2MDU

Amateur Radio Station – DL2MDU

Amplifier Antenna CW DX Tubes Tuner

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  • HF Amplifier with GS31b

HF Amplifier with GS31b

 The GS31b Amplifier was the second project. I used the cabinet of the first homemade amplifier with a single GU74b

 

front_end5

[Show slideshow]
Grid_ring_clamps_1
Grid_ring_clamps_2
gs31b

cathode1
Fil_RF_Choke
hf_deck_1

load_C_1
band_switch
pi_tank_circuit

pi_coil_tap
L1_coil
pi_tank_circuit1

pi_tank_circuit2
pi_tank_coil
plate_choke

virtual_R_anode
nwt_screen_shot
top_view

plate_choke_new
top_view2
_DSC3358

in_relay
atu_triode_control
atu_triode1

none_hf_part
front_end1
FRONT_END5

ps_amp

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