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Correction in all uppers , darn I phone auto correct On what page of the manual does the book show alignment of the inductors . Ted Henry nor anyone ELSE I talked to at Henry radio had any clue, 10

On what page of the manual does the book show alignment of the inductors . Ted Henry nor anyone worse I talked to at Henry radio had any clue, 10 plus years ago . Also had no records of revisions they

Any Ameritron AL-1200....on 40m, with 1.5 kw cxr, is -50 db down for the 2nd harmonic...... and the AL-1200/AL-1500 / AL-82 all use the same PI / PI-L network. Those 3 x amps use a PI-L for 160 + 80m

The board has a pass-through trace if no relays are selected. RF in and OUT. As you select a single relay, it pulls the contacts off the jump trace and places the inductor in series. The caps go to

Clark, does the tuned input board have some sort of bypass mode ??? ? It would require one extra relay to pull that off. With relays wired correctly, only one relay is ever energized....(for

Just buy the cap from the ameritron AL-80B / AL-572.? It's a drop in replacement. On the original thread u started, scott showed the u tube video and the simple mod to get it to work..... by cutting

Ask for rob then ask for this 282-2112-1 Amp guy llc Amprepairguy.com YouTube Amp repair guy 203-892-4119

Too long Amp guy llc Amprepairguy.com YouTube Amp repair guy 203-892-4119

ok, tnx joe

Sorry. they must have changed part numbers again. I just searched for that part number and it is no good already. Happy hunting! Joe WB9SBD . A Contest 40 Years in The Making!

The ameritron? tune cap from the AL-1500/1200/82? amp.??? Rated for 4.5 kv? and is ameritron part # 204-2570. It's a 190 pf cap....with real low min C, like < 20 pf. Joe WB9SBD

could you pass me a link to that page, mike... i'm on https://mfjenterprises.com/search?q=282-2212-1 with no results. Also tried there 2023 catalog and 204-2112

which caps were you referring to Joe?

Tnx Peter, i'll check that out! rich

The Caps are Great! Especially for the price! But unless you know the exact part number, finding them is near impossible. I went through the same issue a few years ago. Once found and ordered. in less

Spec in one pic , current part number in the second pic Same value as what you need Amp guy llc Amprepairguy.com YouTube Amp repair guy 203-892-4119

I cant imagine what could be wrong. I went through it front to back and made sure its all timed correctly. I think it must be a measurement error. I need to try to confirm that today. Side note. I am

Amp guy llc Amprepairguy.com YouTube Amp repair guy 203-892-4119

Might be a Johnson capacitor. <https://cardwellcondenser.com/johnson-capacitor-division/type-e-154-series/type-e-154-series-single/> 73 Peter -----Original-Nachricht----- Betreff: [ham-amplifiers] LK

There might be something wrong.with the output tuning. At DR1A we use (d) 7 modified Henry 3000D amplifiers without tuned input. No problem at all with harmonics with just stub filters on the antennas