Difference between revisions of "EPROM"

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=== Bulb ===
+
===Bulb===
 
Official bulb: Spectronics BLE-2537S
 
Official bulb: Spectronics BLE-2537S
  
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Spec sheet for similar bulb:
 
Spec sheet for similar bulb:
  
* Wattage: 4W
+
*Wattage: 4W
* SuperLife: 10,000hrs
+
*SuperLife: 10,000hrs
* Base: Mini Bi-Pin
+
*Base: Mini Bi-Pin
* Lamp Shape: T5
+
*Lamp Shape: T5
* Glass: Clear Quartz Glass
+
*Glass: Clear Quartz Glass
* UV Emission: 254nm
+
*UV Emission: 254nm
* Maximum Overall Length: 6"
+
*Maximum Overall Length: 6"
  
<br />
+
<br />McMaster bulbs 2022-03-21:
 +
 
 +
* Bulb 1
 +
** hard to read
 +
** KINGRATE
 +
** UVC 64TS
 +
* Bulb 2
 +
** BLE-2537S
 +
** SPECTRONICS CORP

Revision as of 07:20, 21 March 2022


Xenon erasure

These emit very high peak intensity and seem to erase EPROMs faster


https://www.youtube.com/watch?v=_sSuzDg4ntA

"It seems (because I got it by net auction and don't know exact company of this product), Xenon flasher for UV-rom erasing..."

"5 seconds possible"


http://www.grifo.it/PROG/uk_Eraser.htm

Dataman Strobe Erase

10-30 seconds typical


McMaster 2021-02-23

  • Tried super high power strobe light
  • Tried party light
  • Neither erased EPROM


McMaster working EPROM strobe


https://cdn1.goughlui.com/wp-content/uploads/2016/04/eprom-erase-speed.gif

Spectroline PE-140T

McMaster "gold standard" EPROM eraser. This was pretty common at one time. There are a lot on eBay but unfortunately most are missing the tray Datasheet

Model Automatic

Timer Shut-Off

Chip

Erasing Capacity*

Typical intensity

(uW/cm2)

PE-140 No 9 8,000
PE-140T Yes 9 8,000
PE-240T Yes 12 9,600
PL-265T Yes 30 9,600
PR-125T Yes 25 17,000
PR-320T Yes 42 17,000
PC-1100A Yes 84 18,500
PC-2200A Yes 168 18,500
PC-3300A Yes 252 18,500
PC-4400A Yes 336 18,500
PC-4420A Yes 336 50,000**
PC-8820A Yes 840 70,000**
PC-9920A Yes 940 70,000**

Bulb

Official bulb: Spectronics BLE-2537S

Walmart page claims OEM is USHIO G4T5

Generic name appears to be F4T5/GL


Spec sheet for similar bulb:

  • Wattage: 4W
  • SuperLife: 10,000hrs
  • Base: Mini Bi-Pin
  • Lamp Shape: T5
  • Glass: Clear Quartz Glass
  • UV Emission: 254nm
  • Maximum Overall Length: 6"


McMaster bulbs 2022-03-21:

  • Bulb 1
    • hard to read
    • KINGRATE
    • UVC 64TS
  • Bulb 2
    • BLE-2537S
    • SPECTRONICS CORP