Gran Trak 10/Trak 10/Formula K

EMU Infos

dumper	f205v
date	30/06/2005
emulator	MAME 0.190
dev	Mike Salay

PCB Infos

name	gtrak10 on Arcade Database
description	Gran Trak 10/Trak 10/Formula K
year	1974
manufacturer	Atari / Kee Games

Technical references

CPUs

QTY	Type	clock	position	function
1x	LM324A	-	small PCB	Quad Operational Amplifier - sound
1x	RC4136DB	-	9f	Operational Amplifier - sound
1x	oscillator	14.318	9a

ROMs

QTY	Type	position	status
1x	Electronic Arrays, Inc. EA4800 16K (2048 x 8)	5j	dumped

RAMs

QTY	Type	position
0x

PLDs

QTY	Type	position	status
0x

Others

1x 22x2 edge connector
1x trimmer (9f)
1x trimmer (11a)(SPEED)
1x trimmer (8j)(VOL)
1x trimmer (8b)(PLAY TIME)
3x trimmer (fixed with glue)(8c,8d,8e)(73Hz,325Hz,412Hz)
1x switch (10a)(S2 FP)

Notes

PCB is marked: A000872 - 7549
RT-K PAT.NO.3793483
This game was correctly identified thanks to http://www.andysarcade.net/personal/bronzeage/
a small piggyback board is missing, sadly....

---

update 20200412: found a second PCB for the same game:
PCB is marked: "RT-K ATARI (C) 74", "PAT. NO. 3793483" and "ASSY 000872" on component side
PCB is marked: "RT-A000872 000854[K]", "PAT. NO. 3793483" and "ATARI (C) 74" on solder side
PCB is RUBBER STAMPED: "QA ASSY 12", "QA R.I. 10" and "7549" on component side

---

PROM package is DIP24-600mil:
 ----------------- 
|       SN 74186  |
|        a 7510A  |
 ----------------- 

Files

• 
  PCB component side
• 
  PCB solder side
• 
  PCB component side
• 
  PCB component side detail 1
• 
  PCB component side detail 2
• 
  PCB solder side

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