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BORG Project Update

MEXICOWANDERER
Explorer
Explorer
Today the 400 amp Schottky rectifier heatsink has 60 3/16" ventilation holes drilled in it, the 10-turn pots are attached to the Mega pots, EuroTerminal Strips have been attached to the rear lid, and fans have been selected to cool the stacked heatsinks. One units sits above the other as pictured although the clearance is greater. The Chickhead Switch has been wired. Not seen is the 100uf 400vdc capacitor. The GREEN BID LED is 12 volt output from the Beta lower unit, the RED LED is for the upper ALPHA unit. The two smaller GREEN LEDS one on each end announce the presence of 120vac available to be switched on at the charger. The front panel has a 4-1/2 digit LED voltmeter, a 3-1/2 digit voltmeter for the Beta output, and a 3-1/a digit LED ammeter. There is also a 50-amp analog ammeter on the front panel.

Both the AC line cord and the twin 8-gauge charger DC output cords pass through liquid tite strain relief gland nuts. The 6-hour INTERMATIC TIMER is on the rear cover which controls the Alpha Megawatt. The fan holes on the Megawatt have been de-webbed. They're wide open. The fans are a pair of brushless, dual ball bearing .50 amp 12 volt muffins. The chicken head switch utilizes one stage for each Mega. L1. The insane grade transient voltage suppressor is also hidden not seen.

The one heatsink shot is for one pair of bi-polar transistors. The aluminum has been heliarced. There are four separate heatsinks. Heat will NOT be a problem with those fans passing hurricane force. The amount of air movement INSIDE the Megawatt cases is awesome.








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7 REPLIES 7

MEXICOWANDERER
Explorer
Explorer
GeeZoh

I got got enough Blue Hair Canadian wimmens tossing grappling hooks out as it is.

"Ooooooo you're back! You have GOT to come in and try my new recipe - drink cocktail - see my new Equipales chairs - bar stools - big screen TV" Brenda hangs onto Jesรบs with tears streaming down her cheeks, laughing until she cries.

When I was younger single Mexican babes ignored me (Macho resistance). Now I am gray and wizened, they come and hug me and plant kissies on my cheeks, and say Oooooooo you are soooo loveable especially when I have the granddaughters in tow.

I can wear suspenders, mismatch my socks, ignore whistles and shouts of foot traffic cops to STOP!" Because I'm deef. I can't hear time share salesmen, clutch my heart when a crooked traffic cop tries to nail me. Ask G-string bikini babes to 'get real close' cause I can't hear, roll over in bed to expose the deaf ear when a 77 piece Mariachi band is roaring 4 blocks away, people hold doors open for me (gasp) stop their car and block traffic when I hobble across the pedestrian crosswalk.

Take testosterone? SHEEEUCKS you nuts!

RLS7201
Explorer
Explorer
MEXICOWANDERER wrote:
70 going on 13. I wouldn't have it any other way.


A 70+ year old going on puberty. That should be interesting. Would you be interested in one of my testosterone shots? BIG O GRIN!

Richard 70+ also

PS: I'm off to Boys Town.
95 Bounder 32H F53 460
2013 CRV Toad
2 Segways in Toad
First brake job
1941 Hudson

MEXICOWANDERER
Explorer
Explorer
Or, I could do like other 70 year old's, sit back and -----, switch TV channels 200 times per second, come up with elaborate excuses why I vegetate rather than do something *anything*, and spend all my money on books, not nightly booze.

I just rebuilt a CS 144 Delco 140 amp alternator for a friend who owns a mechanic's shop next door to the store. Was that 11,929? Or 11,930? Lost track decades ago. Thing is, I figure when a person loses interest in life - life loses interest in them.

70 going on 13. I wouldn't have it any other way.

Peg_Leg
Explorer
Explorer
Mex, we're gonna have to change your moniker to "Doctor Peabody". Once you get the "way back machine" going I'd like to be transported back to Nov 1, 1999. That way I can start my retirement over without having to go back to work.
2012 Chevy 3500HD Dually 4X4
Crew Cab long bed 6.0 gasser 4.10
2019 Open Range OF337RLS
Yamaha EF3000iSE
retired gadgetman

NinerBikes
Explorer
Explorer
As long as it's not a Blue Smoke Special... and it's not a Frankenzapper, and properly grounded, I'm OK with it.

Were you Little Tommy Tinker in another life? Or Dave MacGyver

MEXICOWANDERER
Explorer
Explorer
WARNING!

Don't try to do this south of the border!

The logistics are insane.

The case is from a salvaged Sola line voltage regulator, along with the Schottky heat sink. The power and charger clip cords are robbed from Eduardo's 13-month old Sears Craftsman SMART charger that was warranted for 12-months.

GordonThree
Explorer
Explorer
Looking good Dr. Frankenstein!
2013 KZ Sportsmen Classic 200, 20 ft TT
2020 RAM 1500, 5.7 4x4, 8 speed