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Classic Systems & Carts FS: Make Offers!


Velvis

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UPDATE 5: I have removed stuff that has been sold and added a few things.

Wife still wants it gone....if your interested PLEASE make an offer rather than "how much do you want?" Simply let me know exactly what you want and what your cash offer is. Unfortunatley I cant take trades for other stuff.

 

I have the following system boxed and ready to go: (I had a deal in place but it was to expensive to ship to Canada)

 

Atari 7800 System w/ 2 generic controllers (non atari)

Radio Shack TV adaptor (not a switchbox)

RCA Cable

2 joystick extention cables

 

7800 Titles:

Galaga Joust Xevious Ms. Pacman

Asteroids Hat Trick Centipede Ballblazer

 

2600 Titles:

Galaxian, Astroblast, Dark Cavern, Phoenix,

Star Wars Empire Strikes Back, Space Attack,

Yars Revenge, Combat (2 copies), Super Breakout

, Space Invaders, Missile Command,

Night Driver, Warlords, Pitfall, Ice Hockey, Dodge Em, Circus Atari, Kaboom,

Defender, Boxing, Journey Escape

 

 

Modified Supercharger (to play 2K & 4K games)

 

Super Nintendo Complete in Original Box

Plus S-Video output cord

Nintendo Mouse and Mouse Pad (hard plastic)

 

SNES Titles:

Zelda, NHL 96 with box, Mario Paint, Mario All Stars, Super Mario RPG, Mortal Kombat II with box, Super Mario World, Stanley Cup, Megaman X, Barbie. I also have the box Killer Instinct/ (no game)

 

Playstation One (not the PS1, but the original unit)

4-5 controllers, a memory card, steering controller (not a wheel but like a paddle)

 

PS Titles:

Activision Classic Games (2600 titles) in case

The following do not have cases or instructions but are originals:

Knockout Kings 2000

All Star Baseball 97 Gunship Gran Tourismo 2

Namco Musuem Vol 1 Williams Arcade Greatest Hits

Namco Musuem Vol 3 NHL Faceoff

Knockout Kings 2001 Dukes of Hazzard Racing for Home

NHL 2001 Moto Racer 2 Asteroids MTV Pure Ride 2 xtreme

MLB 2001 Madden 99

 

Dreamcast complete in box

2 controllers, VMU memory card, s-video cable

NBA Game (2001?)

I used this primarily for emulation so I never bought any games for it.

 

Intellivision System:

I have an intellivision complete in original box, but I am having some trouble getting the unit to work properly. The games power on but the game cant be started. Seems like a controller issue BUT the one game that does start the controllers work fine. (weird). Anyways the Intellivision comes with both controllers, av cable, power cable. (no switchbox) Also 1 Astrosmash overlay (no game though)

 

INTY Games:

Ladybug, Pitfall, Kool Aid man, Zaxxon, Burger Time, Space Armada, Swords and Serpents, Nova Blast, & Bump & Jump.

 

Genesys system, controllers and Sonic 1,2, & 3, tazmania, tiny toons

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Hey,

 

I will give you 11 bucks shipped for the MODed supercharger as long as you garuntee it works. When you reply please include you paypal address. Just to let you know I live in Brockville, Ontario, Canada. It will cost you under $3.00 to send the supercharger VIA USPS normal postage.

 

Shawn Sr.

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Perhaps I am mistaken, but didnt the modification allow 8K games, not just 4K? I did it along time ago and havent used it in a while. Ill see if I can dig up some info in it. I certainly did mean to mislead.

 

The Supercharger has 3 banks of RAM, each containing 2 kilobytes.  The

Atari can directly address 4k of RAM, so only 2 of the 3 banks in the

Supercharger can be accessed at any given time.  To access the third bank

of RAM, it must be "bank-switched" with one of the banks currently being

addressed.  Since there is no hardware built into the Atari to tell the

Supercharger to switch banks, the Supercharger has to use something to

trigger the switch.  The Supercharger "watches" the memory locations being

addressed inside of it, and if it "sees" that location $FFF8 has been

accessed, it switches the memory banks.  There is a little bit more to it

than the preceeding explanation, but that should be enough for you to

understand how this modification works.

 

   The goal of the modification is to disable the circuitry that watches

for the $FFF8 location to be addressed (it may also watch for $FFF9, but

this modification takes that into account).  The problem is that the

circuitry must be active while the game is loading, because once the game

is loaded, the Supercharger must switch from the ROM program stored in

itself to the new code just loaded.  Fortunately there is a trigger in the

Supercharger that you can activate once the game is loaded (My makewav

program does this).  So now all we need to do is to use that trigger to

disable the circuit that watches $FFF8.  That is exactly what this

modification does.

 

;)

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Ahh, thanks for posting. All I could find were dead links. So basically the mod allows you to play standard (non Starpath) 4K games with it, right?

 

Its been a while since I fooled with it....obviously.

 

Yes, it allows you to play all 2K and all 4K games with it.

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