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Length: 6:4 -
Rating: 4.9322033 (59 ratings) -
View: 26548 -
Author: Ballage1
My homebrew CW/SSB receiver for 20m band based on NE612 chip. The crystals in the ladder filter are not perfectly matched. The tuning potentiometer is recycl...
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Length: 3:6 -
Rating: 5.0 (8 ratings) -
View: 5532 -
Author: YC3LSB
RX / TX Mixer TA7358, IF & Demodulator NE612, AF LM386.
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Length: 1:6 -
Rating: 5.0 (2 ratings) -
View: 444 -
Author: yu1rs361
qrp 20m IRF520 MF9mhz 2xNE612 TL081 LM386 LCD VFO 5.5mhz.
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Length: 1:42 -
Rating: 0 (0 ratings) -
View: 294 -
Author: Lucian Papadopol
Inizia la costruzione del mio rtx qrp dsb. In questo primo video mostro il VFO fatto con un pic16f84 ed un modulo ad9850 comprato su ebay per pochi euro. Vi ...
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Length: 5:55 -
Rating: 5.0 (8 ratings) -
View: 3355 -
Author: NG9D
Ten-Tec T1056 kit built for 160 m ham band receiving CW signals of stations WA9WJB and K8LKC on 1.804 MHz. Some slides of packaging the receiver into the Ten...
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Length: 1:42 -
Rating: 5.0 (4 ratings) -
View: 2892 -
Author: NG9D
Eger, PY2EX is a member of SPCG SAO PAULO CONTEST GROUP, Radioamadores da cidade de São Paulo*. PY2EX was recieved by NG9D, Plainfield, Illinois. Receiver is...
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Length: 5:6 -
Rating: 1.8 (5 ratings) -
View: 74 -
Author: kj4ilk's channel
this is a demonstration of the radio PART I.
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Length: 1:5 -
Rating: 0 (0 ratings) -
View: 86 -
Author: kriscopper67
Amateur Radio Fun.
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Length: 0:36 -
Rating: 0 (0 ratings) -
View: 111 -
Author: franjordio
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Length: 1:3 -
Rating: 4.870968 (31 ratings) -
View: 23796 -
Author: ARKAMAX737
Tranceiver monobande CW puissance 800mW.
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Length: 0:55 -
Rating: 5.0 (8 ratings) -
View: 1412 -
Author: YC3LSB
QRP Transceiver ini hanya sampai exciter saja RF Power Amp unit belum terpasang masih test untuk receiver saja.... hasil cukup lumayan dengan adanya agc.
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Length: 3:36 -
Rating: 5.0 (3 ratings) -
View: 335 -
Author: electronicfox
Stromaufnahme bei 12VDC beträgt etwas über 40mA, weniger wenn die LED aus ist. Demodulation erfolgt durch Aufstockung der 38kHz auf die MPX-Trägerfrequenz. D...
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Length: 1:25 -
Rating: 5.0 (31 ratings) -
View: 22235 -
Author: bauercrescent
Testing the receiver on single sideband mode Frequency 3855 Khz.
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Length: 5:21 -
Rating: 5.0 (7 ratings) -
View: 2656 -
Author: N6QW
Eight TriQuint AG303-86G MMIC Gain Block Amplifiers are used in this 20M Bi-Lateral deisgn. The IF is at 9.0 MHz and uses an 8 pole Crystal Filter (Yaesu) an...
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Length: 5:2 -
Rating: 5.0 (16 ratings) -
View: 2675 -
Author: vk3ye
Trying out a new 80 & 40m QRP DSB transceiver from local beaches on Port Phillip Bay over the last week. This rig is very similar to the 7 MHz DSB unit of pr...
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