- SUPERVOX - S 300
AM CW SSB linear amplifier for 160 80 and 40 meter band
Votes: 2 | Rating: 5.5
- 1.5 to 30 Mhz RF Amplifier
pop
This high range amplifier is very small SB200 size Vacuum variable input and output caps ...
By Gerry King
-
Votes: 43 | Rating: 3.82
- 10 11 meters RF Power Amplifier
AM/FM/CW QRP RF Power Amplifier for the HF 10 or 11 meterband (28MHz/27MHz)
Votes: 6 | Rating: 5.67
- 10 W Linear Amplifier
This article describes a 10 watt linear amplifier that is capable of delivering over 15 ...
By SM0VPO
-
Votes: 12 | Rating: 5.25
- 100W HF QRO linear amplifier
Based on Motorola MRF454, schematics and component list
Votes: 12 | Rating: 4.83
- 10m FM Amplifier
100 W output RF amplifier for 10 meter band project by W4NFR
Votes: 3 | Rating: 5.67
- 11 KW Linear amplifier by I0JX
Use 4CX10000D 8171 RF output power of 11 KW in key down carrier on all ...
Votes: 33 | Rating: 7.86
- 1500 Watt Solid State HF Amplifier
This is a project to develop an Open Source reference design for a 1500 watt ...
Votes: 18 | Rating: 3.38
- 160m linear amplifier - pictures
Pictures of a homemade monoband linear amplifier for 160m band powered by 3 x QB5 ...
By 9A&A
-
Votes: 2 | Rating: 2
- 2 kW HF Amplifier Rebuild
Heathkit SB-220 amplifier repaired at W8UM
Votes: 6 | Rating: 5.17
- 2 x 3-500Z HF Power Amp
A 2x3-500Z rf power amplifier for 80-10 meters
Votes: 8 | Rating: 3.13
- 2 x 4-400A Amplifier Deck
A Class C Amplifier rebuilt with 4-400A tubes by W7IUV
Votes: 3 | Rating: 5
- 20 W HF Power Amplifier
A HF power amplifier with a push pull of AFT09MS015N The small signal gain of ...
By IN3OTD
- 24 MOSFET Class E RF Amplifier
This is a 24 MOSFET Class E RF Amplifier covering the 80 and 160 meter ...
Votes: 2 | Rating: 4.5
- 3-500Z Amplifier Project
This article loaded with nice pictures and schematics describes a 160 10 meter linear amplifier ...
By William Moneysmith
-
Votes: 4 | Rating: 9.5
- 4 KW RF Amplifier
HF power amplifier project powered by GU-78B by SV8JE
Votes: 2 | Rating: 10
- 4 x 813's RF Amplifier Deck
This amp project was an exercise in cheap The design criteria was to use only ...
Votes: 19 | Rating: 5.47
- 4-1000A Tube RF Amplifier
Home Brew a 4-1000A RF power amplifier project by W4NFR
By William Moneysmith
- 40m linear amlifier made by 9A6A
Pictures of a monoband linear amplifier for 40m band 2 x QB5 1750 made by ...
By Petar Milicic
-
Votes: 1 | Rating: 10
- 4CX1500
This is a 4CX1500B grid driven amplifier that is built like a tank The unit ...
Votes: 12 | Rating: 6
- 5-band RF Power Amplifier
This project uses a widely available IRF510 MOSFET work on HF 80 40 30 20 ...
Votes: 5 | Rating: 7.4
- 500 WATT PA by SM0VPO
500W Power Amplifier by Harry Lythall - SM0VPO
By SM0VPO
-
Votes: 19 | Rating: 5.62
- 60 W Linear Amplifier Circuit
The 60 Watt linear amplifier is simple all solid state circuit using power mosfet IRF840 ...
Votes: 3 | Rating: 3.67
- 600 Watt HF Amplifier
pop
Schematics plans by K9GDT and all infos to build a 600 Watt HF Amplifier The ...
By K9GDT
-
Votes: 128 | Rating: 4.49
- 600W LDMOS Power Amplifier
A comeplete home made 600W LDMOS RF power amplifier Settings can be made on a ...
By HG7AN
-
Votes: 1 | Rating: 10
- 7 Watt HF Amplifier
An RF power amplifier providing 7 Watts output in HF bands schematic by ON6MU ...
Votes: 2 | Rating: 5.5
- 70W SSB Power Amplifier For FT-817 or KX3
DIY kits a 70W SSB linear Power Amplifier for YAESU FT 817 KX3 running HF ...
By PD7MAA
-
Votes: 7 | Rating: 7.15
- 80 m Hexfet power amplifier
80m hexfet power amplifier by W7ZOI
Votes: 3 | Rating: 7.67
- 80-10m Linear Amplifier
High-power 3-500 HF linear amplifier by Don Pinnock G3HVA
Votes: 2 | Rating: 9
- 811 Linear Amplifier project
A lower power desktop linear with integrated 120vac power supply This very compact dual 811 ...
Votes: 2 | Rating: 10
- A 20m monoband Power Amp
The 20m monoband 4-1000 amplifier, by Jelmer (pa5r), Herman (pa0ten) and Frans (pa5ca)
Votes: 2 | Rating: 9.5
- A 600 Watt homebrew Solid State Amplifier
A solid state linear based on EB104 Motorola Engineering Bulletin by Helge Granberg It uses ...
Votes: 3 | Rating: 5.33
- A Compact 600W Broadband HF Power Amplifier
A 600W 1 8 MHz to 54 MHz power linear amplifier made using rugged MRF300 ...
By M0HZH
-
Votes: 6 | Rating: 7.33
- A LF power amplifier
A Low Frequency LF RF Power Amplifier by VK5BR it operates in a linear mode ...
Votes: 2 | Rating: 1.5
- A low cost 600 watt ultra-linear amplifier
pop
This compact little amplifier is the brain child of Pat Murdoch ZL1AXB in Auckland New ...
Votes: 27 | Rating: 6.67
- A simple 50W RF Power Amplifier
A simple RF power amplifier initially designed for 40 meter band can work on 10 ...
By AC2CZ
-
Votes: 1 | Rating: 8
- A600 Power Amplifier Project
This is a power amplifier project for a RF 600W 1 8 MHz to 70 ...
By PA0NHC
- Adding 160M to HF amplifiers
updated original manuscript article published in January 1989 QST by Richard L Measures AG6K April ...
Votes: 2 | Rating: 10
- AL80B Mod
Ameritron QSK 5 PC mod for AL80B
- AL811 trouble shooting
Ameritron AL80B AL811H AL572 Amplifier Trouble Shooting. Tubes replacement, resistor changes.
Votes: 4 | Rating: 7.5
- Alpha 87a Amplifier Fault 1
Alpha 87A Amplifier Fault 1 and the downlevel amplifier
By N9ADG
- Alpha Amplifier Upgrades
Alpha 77D,DX,SX, Alpha 76, Alpha 78 and 374 repair service and upgrade kits
Votes: 6 | Rating: 10
- Ameritron AL-1200 to gs35b Conversion
The Ameritron AL 1200 Amplifier is in current production In its factory configuration it uses ...
Votes: 2 | Rating: 4
- Ameritron AL-80A modification
W7TDC modification of the Ameritron AL-80A power amplifier
Votes: 19 | Rating: 6.52
- Amplifier for 15 and 17 meter band
The two linear amplifiers are ment for use with QRP SSB CW FM AM transmitters ...
- Broadband Power Amplifier
A MRF141G 3-175MHz Broadband Power Amplifier DL4MEA 02/1998
- Build an HF Linear Amp
Hombrew project to build an HF linear amplifier whose output is 210W for 16W of ...
Votes: 8 | Rating: 6.38
- Building a Robust PL519 Tube HF Amplifier
his article explores the construction of a PL519 tube amplifier utilizing Ulrich L Rohde N1UL ...
By DL1DWG
- Converting an HT-41 Hallicrafters Amplifier
An amplifier made using an old HT 41 Hallicrafters Amplifier and adding the 160 meters ...
Votes: 2 | Rating: 8
- Dentron DTR-2000L restoration
The Dentron DTR2000L is an HF amplifier from the 1980 era It uses a single ...
By NR7N
-
Votes: 4 | Rating: 9.75
- Dentron GLA-1000 Conversion
Dentron GLA-1000 Conversion, modification with 4 × PL/EL-519 or 2 × GI-7B
Votes: 2 | Rating: 4.5
- Dentron MLA-2500 Retrofit to the GI-7B
How retrofit the MLA 2500 with the Russian GI 7B tube to replace the 8875 ...
Votes: 1 | Rating: 5
- Easy Kilowatt Linear Amplifier
Rf amplifier for hf ham radio service includes easy to understand designs and penny cheap ...
Votes: 20 | Rating: 5.4
- FC-80B Linear Amplifier - An AL-80B Copy
A Home brew 3-500Z HF Linear Amplifier heavily based on the Ameritron AL-80B
By VK2FC Glen Millen
- FT817 Amp Project
How to build a lightweight amplifier that can be backpacked around.
By VK3YY
-
Votes: 1 | Rating: 1
- G3YXM 500 W PA
40-80-160 meter band linear amplifier
Votes: 3 | Rating: 7
- GS-35B Tube Amp
160-10 Meters 1500 Watt Amp - W4NFR
By William Moneysmith
-
Votes: 2 | Rating: 9.5
- Heathkit SB-220
The Heathkit SB 220 two 3 500Z amplifier made a notable impact in the world ...
Votes: 2 | Rating: 5.5
- Henry 2KD-5 Grade UP Modification
Votes: 9 | Rating: 7.77
- HF 1 KW Home Made Amplifier
Topic regarding a new 1KW HF power amplifier with 2x GI7B
By YU1OXB
-
Votes: 3 | Rating: 4
- HF Amp Project
This is the HF Packer amplifier project KG9E was able to build this amp and ...
Votes: 3 | Rating: 7
- HF Power Amplifier by CT1FMS
An RF power Amplifier for HF bands with 3 GI-7B tubes by CT1FMS
Votes: 4 | Rating: 6.25
- HF power amplifier using GI7B
Gi7b is tube designed for microwaves but working good as HF amplifier Idea is to ...
Votes: 12 | Rating: 4.92
- HF QRP Lin Ampl
HF QRP Linear Amplifier with 2x 2SC2166 2x 2SC1969 Push Pull Transistors 13 8V ...
Votes: 6 | Rating: 4.17
- HF Tetrode Linear Amplifiers
I4FAF etrode Tube Linear Amplifier experience
Votes: 1 | Rating: 10
- Home Made 2.4 kW HF Amp
A Solid State HF Amplifier with 16 mrf150 featuring 2 4 kW 1 8 MHz ...
Votes: 3 | Rating: 7.67
- Home Made 813 Amp
An home made RF Amplifier project that allows near full power output from 813 tubes ...
Votes: 2 | Rating: 6
- Homebrew HF Amp with 3CX3000F7
Grounded grid triode HF linear amplifier with pictures and schematics diagrams by W2DTC The amp ...
Votes: 9 | Rating: 6.33
- Homebrew 3CX3000A7 Amplifier
A picture gallery of a home-brew RF Power amplifier made with 3CX3000
By W1UUU
- Homebrew 813 Linear Amplifier
813 Linear Amplifier Project includes many schematics, drawind and assembling construction
Votes: 14 | Rating: 8.13
- Homebrew a HF Power Amplifier
HF power amplifier project by YB0AH
- How modify a CB linear to use in HF band
pop
how to modify a Cb linear amplifier to use in HAm HF band
By Talino iz7ath
-
Votes: 105 | Rating: 6.43
- I5UXJ home made amplifiers
Infomration schematics and pictures about various hf and vhf QRO linear amplifiers
Votes: 7 | Rating: 4.86
- IK5MEN HF amplifier 10-160m.
Italian page including pictures schematics diagrams of an home made linear amplifier using four EL509 ...
Votes: 6 | Rating: 3.5
- Improving The Heathkit SB-200
A QST article, hints and kinks on improving the SB-200 amplifier
Votes: 1 | Rating: 1
- K0GKD Solid State amplifier
High Power Solid State 600 Watts Output Motorola MRF 150 FETs
Votes: 15 | Rating: 7.34
- KENWOOD TL-922 Modifications
Allow 9 bands and 1300 Watt output on the TL 922 amplifier with this document ...
Votes: 9 | Rating: 3.89
- L4b 160m Mod
L4B by Drake amplifier mod
Votes: 1 | Rating: 5
- LA7MI 40W RF Amplifier for 80m
40W Linear Power amplifier with FETs for 80m Some notes about saturation in ferrite and ...
Votes: 2 | Rating: 1.5
- Modifications to the Ameritron AL-1200 Amplifier
This page describes two modifications W8WWV made to his AL 1200 amplifier The mods were ...
Votes: 4 | Rating: 2.75
- MOSFET amplifier for 80 mt.
Picture index of 150W MOSFET linear amplifier for 80m 1996 includes photos and schematics ...
Votes: 24 | Rating: 4.96
- N1IBC Eimac 4CX1500B HF Power Amplifier
1500 Watt HF power amplifier
Votes: 6 | Rating: 3.83
- N4ATS.com
N4ATS Devoted to the Yaesu FL 7000 Amplifier I have been rebuilding repairing and applying ...
By Steve
-
Votes: 3 | Rating: 9.33
- N4IP HF and 6 Meters amplifier
A solid state amplifier for HF and 6 meters band by N4IP
Votes: 5 | Rating: 9
- Power Amplifier using 4CX1500B
4CX1500B RF amplifier schematic, working 1.8 MHz to 29.7 MHz
By DC9DZ
-
Votes: 2 | Rating: 8.5
- QRP Amplifier
HF Bands QRP linear amplifier by SM0VPO
By SM0VPO
-
Votes: 13 | Rating: 7.85
- Reparing a Heathkit SB-101
A document describing the reparing and restoration of an old Heathkit SB 101 power amplifier ...
By Sivan Toledo
- Russian amplifier for 160 and 6 meters
by Tony I0JX
Votes: 2 | Rating: 9
- SB-200 Amplifier Rebuild Notes
Robert Norgards KL7FM's, notes on upgrading the Heathkit SB-200
Votes: 2 | Rating: 6
- Stone Creek Special 600 HF RF Amplifier
This is a Solid State Amplifier Project It uses 4 MRF150 MosFet Power Transistors The ...
By W4NFR
- Ten-Tec Centurion Mod
Ten Tec Centurion Mo-Mods by Bob Hutchinson, N5CNN
- The G2DAF Linear Amplifier
Scans of original G2DAF articles on his HF linear amplifier using QY3-125 tube
Votes: 5 | Rating: 3
- The Two Module, 400 Watt RF Amplifier 80 Meters
This Class E RF amplifier will deliver up to 400 watts of RF output ...
- Using the Heath SB-200 Linear on Six Meters
Improvements to Using the Heath SB 200 Linear on Six Meters by Ron Klimas WZ1V ...
Votes: 5 | Rating: 4.2
- VE6FI 4-1000a amplifier
15-160 meters HF power amplifier
Votes: 4 | Rating: 9.25
- W2DTC Homebew RF Amplifier
Grounded grid, Cathode driven, 3CX3000F7 Triodes
Votes: 3 | Rating: 6.33
- WA2EBY HF amplifier
Revisiting the WA2EBY broadband HF amplifier
Votes: 2 | Rating: 7
- Yaesu VL-1000 amplifier
The Yaesu VL-1000 Quadra HF Linear amplifier
Votes: 5 | Rating: 6.2
- YC156 Conversion
RF Amplifier project modified the original chassis to use a 4CX1000A instead of a YC156 ...
Votes: 1 | Rating: 6
- Yet Another Amp for the 817
An HF 10 20m portable RF power amplifier based on the RD16HHF1 FETS giving 25 ...
By VK3YY