Technische links
Montages, schémas et projets de construction radioamateurs · Bouwprojecten en schema's voor radioamateurs · Homebrew projects and schematics for amateur radio builders
Bronnen & annuaires · Sources & annuaires · Sources & directories
Les annuaires et sites mères qui ont servi à constituer cette page. Contiennent infiniment plus de liens si tu veux creuser un sujet.
- HA5KHC – Homebrew RF Circuit Design Ideas (annuaire principal)
- VA3IUL – Iulian Rosu (la source primaire de HA5KHC)
- CQHAM.RU – Manuels et schémas commerciaux
- RadioManual.eu – Manuels et schémas multi-marques
- Mods.dk – Modifications matériel ham
- DXZone – Annuaire technique
- eHam Manuals
- PY2OHH – Homebrew QRP Brazil
- OK1DPX – QRP Set (Petr Prause)
- SV3ORA – qrp.gr (Kostas Giannopoulos)
OM-bouwers · Stations OM constructeurs · OM builder stations
Sites individuels d'OM qui partagent leurs montages personnels en accès libre.
SV3ORA – Kostas Giannopoulos (qrp.gr)
- All-band QRP TRX (allbandtrx)
- All-band QRP receiver (allbander)
- Ultimate QRP HF transceiver (Gnat 1, single transistor)
- EMTX – Emergency transmitter (8 composants)
- Classic 40 – TX puissant 40m
- SV3ORA – qrp.gr (site complet)
OK1DPX – Petr Prause (QRP Set)
- Quattro – Oscillateur 4 cristaux 7.000-7.042 MHz
- TUNIT – Unité de syntonisation analogique
- Complément TRX 7 MHz 10mW-5W
- Échelle digitale (fréquencemètre 30 MHz)
- Alimentation double 13.8V/2A + batterie + DCF
- Récepteur FM
- Générateur de points/traits Morse
- Décodeur Morse
- Clavier Morse
- Manipulateurs (clés et microswitchs)
- Boîtier modulaire avec éclairage
- Haut-parleur 5 entrées 2 sorties
- CW QRPP TX 7 MHz
- CW QRPP TX 3.5 MHz
- OK1DPX – Index général QRP set
PY2OHH – Transceivers QRP
- Crystal Pixie 40m – 0.7W
- Ceramic Resonator Pixie
- 49er Tupiniquim – CW 40m 4W
- Pixie DSB – 0.5W 40m
- JABAQUARA – Superhet QRP 40m CW QSK
- LACRAIA – Digital CW Transceiver 40m
- KEROKERO – TRX 80m CW
- JURITY – TRX 40m CW superhet
- Transceiver CW 15m superhet
- DSB Transceiver 40m – 4W
PY2OHH – Récepteurs et émetteurs QRP
- Prea – Récepteur régénératif HF
- JABUCA – Récepteur 40m CW QSK superhet
- RX 15m CW superhet
- RX 40m CW SSB simple
- CANARINHO – TX 40m CW xtal
- CURRUIRA – Le plus petit TX QRPp (7 composants)
- JORF – TX CW 40m (compagnon JABUCA)
- TX Digital – Expérimentations CIs 74HC
- Full break-in – Adapter TX QRP au QSK
- Ceramic resonator VXO – Construction
Transceivers · Émetteurs-récepteurs · Transceivers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 119 liens dans cette section.
- 80m 5W CW Transceiver
- 7 MHz QRP Transceiver - DL5NEG
- 27 MHz R/C Transceiver
- 49 MHz Walkie-Talkie
- 432 MHz Data Transceiver
- QRP SSB Transceiver
- QRP Transceiver 40m/20m - IK3OIL
- Short Range Wireless Data Communication
- Transceiver QRP 20m SSB
- HF Transceiver CW SSB NorCalSierra
- Transceiver QRP 40m - F6BQU
- Transceiver SSB with 9MHz-IF
- 20m Transceiver BITX - VU2ESE
- 40m - 20m Dual-band Transceiver - VU2ESE
- 10 GHz I/Q Transceiver - S53MV
- 7 MHz Transceiver - DK6SX
- MIZUHO MX21S QRP Transceiver
- HF SSB QRP Transceiver - YD1JJJ
- 40m CW QRP Transceiver - NT7S
- Long Range FM Cordless Telephone
Ontvangers · Récepteurs · Receivers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 127 liens dans cette section.
- 3.5 MHz to 10 MHz Superheterodyne Receiver
- 7 MHz Direct Conversion Receiver
- 20m Direct Conversion Receiver
- 27 MHz R/C Receiver
- 80m/40m Direct Conversion Receiver
- 80m Superheterodyne Receiver
- Aircraft Receiver 118 MHz to 136 MHz
- AM Superheterodyne Receiver with NE612
- Shortwave AM Receiver
- 2 Bands Shortwave AM Receiver
- HF Receiver SSB Superheterodyne
- Receiver HF SSB CW Superheterodyne
- 144 MHz SSB Receiver - W1VT
- Two-stages HF Regenerative Receiver
- 80m/40m IQ Receiver - AK4AA
- 40m Direct Conversion Receiver - VU2ESE
- 1.8 MHz to 14.5MHz Direct Conversion Receiver
- 432 MHz FM Receiver - DF2FQ
- HF Receiver - WN5Y
- 144 MHz FM Receiver
Zenders · Émetteurs · Transmitters
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 69 liens dans cette section.
- 10W 40m CW Transmitter
- 2m Band Beacon
- Beacon for 144 MHz
- Beacon for VHF
- HF QRP CW Transmitter
- VHF Beacon
- Wireless AM Microphone
- X-tal VHF FM Transmitter
- 7 MHz CW QRP Transmitter
- 14 MHz CW QRP Transmitter
- 145 MHz X-tal FM Transmitter
- 27 MHz AM/FM Transmitter
- HF QRP CW Transmitter VXO - W7ZOI
- FM Audio Transmitter with Monitor
- 0.5W FM Transmitter 88MHz-108MHz
- 7 MHz 5W QRP Transmitter
- 7 MHz 12W Transmitter - NB6M
- 10m VXO QRP Transmitter - NB6M
- 27 MHz 2W Transmitter
- 40m 5W CW Transmitter - N1HFX
Transverters & converters · Transverters et convertisseurs · Transverters and converters
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 61 liens dans cette section.
- 1.3 GHz Transverter - DB9LN / DB6NT
- 2.3 GHz to 144 MHz Transverter - DB6NT
- 5.7 GHz Transverter - DB6NT
- 10 GHz to 144 MHz Transverter - DB6NT
- 50 MHz Transverter - OE9PMJ
- 144 MHz to 28 MHz RX Converter MOS
- 144 MHz to 28 MHz RX Converter FET
- VHF to 1.3 GHz up-converter
- 1296 MHz to144 MHz Transverter - F5LGJ
- 10 GHz Transverter
- 70 MHz to 28 MHz Transverter - OZ2M
- No-Tune Transverter 1.3 GHz to 144 MHz - KK7B
- No-Tune Transverter 2304 MHz to 144 MHz - W8NLC
- Javornik 144 MHz to 14 MHz Transverter - S53WW
- 50 MHz junk-box converter - WA3ENK
- 50 MHz to 28 MHz Transverter - DK7ZB
- 50 MHz to 28 MHz simple Converter
- 144 MHz to 28 MHz Transverter
- Very Low Frequency Converter 0-250 kHz to 3.5 MHz
- UHF to VHF TV Converter
RF eindversterkers · Amplificateurs de puissance RF · RF power amplifiers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 104 liens dans cette section.
- HF 10W Power Amplifier
- 50MHz 100W Power Amplifier
- 50MHz 350W Power Amplifier 2xBLX15
- 3 MHz to 30 MHz 80W Power Amplifier
- 144 MHz 125W Power Amplifier
- HF 60W Power Amplifier IRF840
- HF 10W to 200W Class E/F Power Amplifier
- 14 MHz 20W Linear Power Amplifier
- 144 MHz 100W Power Amplifier
- 144 MHz 180W Power Amplifier
- 432 MHz 50W Power Amplifier
- 432 MHz 110W Power Amplifier
- 144 MHz 75W PA with RX preamplifier
- 144 MHz 110W Linear PA
- 28 MHz 150W Power Amplifier
- 144 MHz 200W PA with RX preamplifier
- HF PA's with MOSFETs - DK7ZB
- 50 MHz 35W PA with MOSFET - DJ9FG
- HF 40W PA with MOSFET - WA2EBY
- 88-108 MHz 40W FM Power Amplifier
HF ruisarme versterkers · Amplis HF faible bruit · HF low noise amplifiers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 87 liens dans cette section.
- 2.4 GHz LNA 30dB-Gain 0.6dB-NF
- 10 GHz Low Noise Amplifier
- 144 MHz GaAs LNA
- 144 MHz LNA - YU1AW
- 432 MHz LNA MGF1402
- 432 MHz LNA - YU1AW
- 950 MHz to 2150 MHz LNA
- 1296 MHz Low Noise Amplifier
- Antenna Preamplifier 100 kHz to 220 MHz
- UHF TV Preamplifier 25dB Gain
- LNA for UHF Band BFP540
- High IP3 HF LNA
- L-band Low Noise Amplifier
- 950 MHz - 2150 MHz LNB
- HF Preselector - DL2JDN
- 3.5 GHz PHEMT LNA 0.9dB NF
- 10 GHz GaAs LNA - N1BWT
- 24 GHz HEMT LNA - WA3RMX
- 432 MHz GaAs LNA - N6CA
- 1.3 GHz LNA - PE1BVJ
Oscillatoren · Oscillateurs · Oscillators
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 107 liens dans cette section.
- 5 MHz to 5.4 MHz Variable Frequency Oscillator
- 6 MHz to 6.35 MHz Variable Frequency Oscillator
- 7 MHz to 7.3 MHz Variable Frequency Oscillator
- 30 MHz to 200 MHz VCO
- 50 MHz to 150 MHz Crystal Oscillator
- 50 MHz Crystal Oscillator
- 100 MHz Crystal Oscillator
- 100 MHz VCXO
- 455 kHz Ceramic Filter BFO
- Butler Crystal Oscillator
- Vackar VFO G3PDM
- High Power VFO - K7HFD
- Low Voltage Crystal Oscillator
- Parallel Mode Crystal Oscillator
- Series Mode Crystal Oscillator
- Variable Crystal Oscillator VXO
- 750 MHz Push-Push Oscillator
- Butler Overtone Crystal Oscillator
- High Overtone Crystal Oscillator
- 3 MHz to 30 MHz VCXO
RF signaalbronnen & vermenigvuldigers · Sources RF et multiplicateurs · RF signal sources and multipliers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 63 liens dans cette section.
- 2.4 GHz Signal Source - W6PQL
- 900 MHz Signal Source - W6PQL
- 1104 MHz Signal Source - W6PQL
- 1296 MHz Signal Spurce - W6PQL
- 116 MHz High Level X-tal LO
- 10 GHz LO Multiplier - N1BWT
- 404 MHz LO - AA5C
- 12 GHz Signal Source - DB6NT
- 2808 MHz Signal Source - DC0DA
- 3256 MHz Signal Source - DB6NT
- 5616 MHz Signal Source - DB6NT
- 10223 MHz Signal Source - DL1RQ
- 10368 MHz Signal Source - DJ6JJ
- 800 MHz to 2.4 GHz Frequency Tripler
- Frequency Multiplier 10 MHz to 30 MHz
- 432 MHz to 1296MHz Frequency Tripler
- Active Frequency Quadrupler
- 1.3 GHz Signal Generator - W6PQL
- 2.4 GHz Signal Generator - W6PQL
- 1152 MHz PLL Signal Source - OZ1GDS
VFO stabilisators · Stabilisateurs de VFO · VFO stabilizers
RF schakelaars & verzwakkers · Commutateurs et atténuateurs RF · RF switches and attenuators
- IF Filters Switching Circuit
- TX/RX RF Switch FET
- TX/RX RF Switch PIN
- RF Sensing TX/RX Switch
- RX/TX Quarter-Wave PIN Switch
- PIN Attenuator BAR61
- Variable PIN Attenuator 1dB to 20dB
- AGC with PIN Attenuator
- 4xPIN Diodes Wideband Switch
- Modulator-Demodulator using PIN Diodes
- Phase Shifter using PIN Diodes
- RF Attenuator Types using PIN Diodes
- RF Switch Types using PIN Diodes
- AGC PIN Attenuator
- Automatic Antenna Attenualtor 45dB range - RSGB
- HF 25W PIN Antenna Switch
- All Transfer PIN Switches
- PIN Diode Limiter
- SPMT PIN Switches
- T/R Switch with Lumped Transmission Line
RF mengtrappen · Mélangeurs RF · RF mixers
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 23 liens dans cette section.
- Doubly Balanced Mixer MC1496
- Mixer Diplexer
- Dual MOSFET Mixer
- Microwave Mixers
- Stripline Quadrature Microwave Mixers
- High IP3 Mixer +40dBm - IK4AUY
- 1296 MHz Diode Mixer - WA6UAM
- Dual-FET HF Mixer
- High Dynamic Range HF Mixer
- High IP3 (33dBm) BJT Mixer
- 900 MHz BJT Gilbert Mixer
- HF Sub-Harmonic Mixer
- 1152-10368-24192 MHz Harmonic Mixer
- Microwave Harmonic Mixer
- 1296 MHz DBM with ferrite balun - WA6UAM
- 1296 MHz DBM with coaxial balun - WA6UAM
- Microwave Coaxial Diode Mixers
- Distribute Diode Single-Balanced Narrowband Hybrid Mixer
- Single Schottky Diode Mixer
- Two-BJT Product Detector
ATV zenders & modulators · Émetteurs et modulateurs ATV · ATV transmitters and modulators
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 52 liens dans cette section.
- Audio/Video Transmitter
- AM TV Transmitter
- 23cm ATV FM Transmitter
- A-V UHF TV Modulator
- Crystal TV Video Modulator
- TV Audio-Video Transmitter
- Simple TV Video Modulator
- TV Modulator
- A-V Transmitter - ZP5ZDM
- A-V VHF Transmitter
- FM ATV Receiver
- UHF A-V 1W Transmitter
- 1296 MHz FM ATV Transmitter - I2ROM
- ATV FM Receiver-Demodulator
- 470 MHZ PLL FM Video Demodulator
- Two ATV FM PLL Demodulators
- 432 MHz ATV AM Transmitter
- 439 MHz ATV AM Transmitter
- 902 MHz PLL FM ATV Transmitter
- 1296 MHz 300mW FM ATV Transmitter
RF testschakelingen · Circuits de test RF · RF test circuits
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 86 liens dans cette section.
- Capacitance Meter
- Field Strength Meter LM324
- HF Q-meter VK5JST
- Antenna Analyzer - F6BQU
- RF Power Calibrator
- VHF Wattmeter
- 88 MHz - 960 MHz Antenna Analyzer
- LED RF Power Meter - N9ZIA
- Return Loss Bridge
- Return Loss Bridge with AD8307
- HF SWR Bridge
- Grid Dip Meter 2 MHz - 20 MHz
- Field Strength Meter 3 Levels
- BandScope for 2m Band
- Lightening Detector
- 3-Digits Dip Meter
- Calibrated Noise Source
- Capacitance Meter using DVM
- Inductance Meter using DVM
- High-Impedance RF Probe
Filters · Filtres · Filters
- Helical Resonator Dimensions
- Crystal Filters Types
- 10 MHz SSB Ladder X-tal Filter
- 3.58 MHz CW Ladder Filter - N2DCH
- Variable Bandwidth X-tal Filter - G3UUR
- Variable Quartz Filter
- 4.43 MHz SSB Filter
- 27 MHz - 40 MHz Lumped Component Diplexer
- 430 MHz to 780 MHz Tunable Filter
- 88 MHz - 108 MHz Notch Filter
- Notch-Filter using Coax Cable
Voedingen · Alimentations · Power supplies
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 36 liens dans cette section.
- DC Protection Circuits
- Overvoltage Protection
- Power Supply 13.8V/20A
- 12V Battery Charger
- 13.8V Float-Charging Power Supply
- 28V / 20A Power Supply
- Low Noise Power Supply for Audio Amplifiers
- Power Supply with Noise Clean-up Circuit - Wenzel
- 13.8V / 10A Power Supply - N1HFX
- 13.8V / 40A Power Supply - OZ2BKK
- 13.8V / 25A Power Supply - F5JTZ
- 28V / 50A Power Supply - F5UAM
- 1.25V-25V / 2.5A Power Supply
- DC/DC using a Linear Regulator
- High Voltage DC/DC Converter
- 0-30V 3A Switch-Mode Power Supply
- Electronic Keyer - F5JTZ
- Iambic Touch-Keyer - YC5NBX
- Simple CMOS Keyer - OH7SV
- Simple Electronic Keyer - N1HFX
Audio schakelingen · Circuits audio · Audio circuits
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 44 liens dans cette section.
- Active CW Filter and Audio Amplifier
- Dynamic Noise Filter
- Microphone Preamplifier Electret
- Microphone Speech Processor
- Microphone Amplifier Low/High Impedance
- Class-A Headphone Amplifier
- Class-A Audio Amplifier
- Speech Processor - TL081
- Variable CW Bandpass Filter
- Variable CW Filter and Amplifier
- Audio Automatic Gain Control
- Baxandall Audio Filter
- Microphone Amplifier with ALC
- Audio Amplifier with mute control
- Noise Canceling Electret Microphones - WB9YBM
- Dynamic Microphone Preamplifier
- Speech Processor - All BJT
- Audio Preamplifier with Dynamic Noise Reduction
- Class-A HIFI Headphone Amplifier
- Super Class-A Low Distortion 3W Amplifier
Elektronische CW keyers · Manipulateurs CW électroniques · Electronic CW keyers
- Electronic Keyer - F5JTZ
- Iambic Touch-Keyer - YC5NBX
- Simple CMOS Keyer - OH7SV
- Simple Electronic Keyer - N1HFX
- CW Electronic Keyer
- CMOS Iambic Keyer - N5FC
- All-BJTs Keyer
- CW Keyer - YO3APG
- Deluxe All-Solid-State Iambic Keyer - W1RML
- Electronic CW Keyer - YO3CZI
- Single-IC CW Keyer - W9HFM
- CW Keyer with NE555
- Memory Keyer - AI2T
- Micro-TO CW Keyer - K8CU
Microgolf & microstrip schakelingen · Circuits hyperfréquences et microruban · Microwave and microstrip circuits
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 31 liens dans cette section.
- Microwave Motion Detector
- Biasing Microwave GaAs FET's
- UHF Doppler Motion Detector
- 2.4 GHz Prescaler
- Divide by N using 74160 - Wenzel
- Staircase Frequency Divider - Wenzel
- Frequency Counter Prescaler
- 12 GHz : 1000 Prescaler - DG6RBP
- Quarter-wave Coaxial Baluns
- UHF Movement Detector
- Bias-Tee 5 kHz to 3 GHz
- Microwave Coaxial AM Diode Detector
- Microwave FM Diode Detectors
- Microwave Microstrip AM Diode Detector
- Power-Combining using Wilkinson Dividers
- Distributed Wideband Balun for Microwaves
- Microstrip Couplers
- Microstrip Stubs
- Phase Shifters Topology
- 1296 MHz Cavity Tuned BPF - VK2TDN
Diverse schakelingen · Circuits divers · Miscellaneous circuits
Sélection (20 premiers) – l'annuaire HA5KHC complet contient 34 liens dans cette section.
- High Dynamic Range Noise Blanker
- Left / Right Revolution Counter (for tuning)
- RF Activated Tone Monitor
- PTT Delay Circuit - W3KKC
- HF QRP Manual Tuner - W6JJZ
- Ultrasonic Proximity Detector
- Multi-Q Receive Loop Antenna
- Phase Detector with Discrete Components EK47-Receiver
- Low-Cost FSK Generator
- Noise Blanker
- Laser-Torch Wireless Communication
- LNB 13V/18V H/V Switch
- Modulation Circuit for SHF Beacon
- RX/TX 27 MHz Wireless Remote Control
- Air-Speed Sensor for Cooling Fan
- 3xFETs Noise Blanker
- Antenna-Tuner for QRP
- RIT for VFO Transceivers
- 90-degrees Phase-Shifter for IQ-modulation
- S-meter 120dB Dynamic Range - DC4KU