[Samsung Galaxy Nexus] juliusspencer:
number4:radio julius$ fastboot flash radio fastboot-m420-radio-krkl1.img
sending 'radio' (12290 KB)...
OKAY [ 1.298s]
writing 'radio'...
FAILED (remote: Write Fail)
finished. total time: 1.963s
number4:radio julius$ fastboot flash radio fastboot-radio-i9250t-dvkk6.img/
MD5.txt radio-maguro-i9250tdvkk6.img
number4:radio julius$ fastboot flash radio fastboot-radio-i9250t-dvkk6.img/radio-maguro-i9250tdvkk6.img
sending 'radio' (12288 KB)...
OKAY [ 1.296s]
writing 'radio'...
OKAY [ 1.955s]
finished. total time: 3.251s
number4:radio julius$ fastboot flash radio fastboot-radio-sc04d-sc04domla1.img/radio-SC04DOMLA1.
radio-SC04DOMLA1.img radio-SC04DOMLA1.md5
number4:radio julius$ fastboot flash radio fastboot-radio-sc04d-sc04domla1.img/radio-SC04DOMLA1.img
sending 'radio' (12288 KB)...
OKAY [ 1.298s]
writing 'radio'...
OKAY [ 1.888s]
finished. total time: 3.187s
number4:radio julius$ fastboot flash radio radio-kkd.img
sending 'radio' (12288 KB)...
OKAY [ 1.297s]
writing 'radio'...
OKAY [ 1.889s]
finished. total time: 3.187s
number4:radio julius$ fastboot flash radio radio-maguro-i9250uglc1.img
sending 'radio' (12288 KB)...
OKAY [ 1.300s]
writing 'radio'...
OKAY [ 1.621s]
finished. total time: 2.921s
number4:radio julius$ fastboot flash radio radio-maguro-i9250xxkk1.img
sending 'radio' (12288 KB)...
OKAY [ 1.288s]
writing 'radio'...
OKAY [ 1.864s]
finished. total time: 3.152s
number4:radio julius$ fastboot flash radio radio-maguro-i9250xxkk6.img
sending 'radio' (12288 KB)...
OKAY [ 1.299s]
writing 'radio'...
OKAY [ 1.679s]
finished. total time: 2.979s
number4:radio julius$ fastboot flash radio radio-maguro-i9250xxkl1.img
sending 'radio' (12288 KB)...
OKAY [ 1.299s]
writing 'radio'...
OKAY [ 1.650s]
finished. total time: 2.949s
number4:radio julius$ fastboot flash radio UGKK7_trimmed.img
sending 'radio' (12288 KB)...
OKAY [ 1.289s]
writing 'radio'...
OKAY [ 1.902s]
finished. total time: 3.191s
number4:radio julius$ cd ../radio2
number4:radio2 julius$ fastboot flash radio fastboot-radio-sc04d-sc04domla1.img/radio-SC04DOMLA1.img
sending 'radio' (12288 KB)...
OKAY [ 1.279s]
writing 'radio'...
OKAY [ 1.782s]
finished. total time: 3.061s
number4:radio2 julius$ fastboot flash radio fastboot-radio-i9250t-dvkk6.img/
MD5.txt radio-maguro-i9250tdvkk6.img
number4:radio2 julius$ fastboot flash radio fastboot-radio-i9250t-dvkk6.img/radio-maguro-i9250tdvkk6.img
sending 'radio' (12288 KB)...
OKAY [ 1.268s]
writing 'radio'...
OKAY [ 1.671s]
finished. total time: 2.939s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250ugl
radio-maguro-i9250ugla4.img radio-maguro-i9250uglc1.img
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250uglc1.img
sending 'radio' (12288 KB)...
OKAY [ 1.287s]
writing 'radio'...
OKAY [ 1.681s]
finished. total time: 2.968s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250xxla2.img
sending 'radio' (12288 KB)...
OKAY [ 1.290s]
writing 'radio'...
OKAY [ 1.799s]
finished. total time: 3.090s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250ugla4.img
sending 'radio' (12288 KB)...
OKAY [ 1.304s]
writing 'radio'...
OKAY [ 1.966s]
finished. total time: 3.270s
number4:radio2 julius$ fastboot flash radio fastboot-m420-radio-krkl1.img
sending 'radio' (12290 KB)...
OKAY [ 1.300s]
writing 'radio'...
FAILED (remote: Write Fail)
finished. total time: 1.968s
number4:radio2 julius$ fastboot flash radio fastboot-m420-radio-krkl1.img
sending 'radio' (12290 KB)...
OKAY [ 1.283s]
writing 'radio'...
FAILED (remote: Write Fail)
finished. total time: 1.952s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250xxkl1.img
sending 'radio' (12288 KB)...
OKAY [ 1.292s]
writing 'radio'...
OKAY [ 2.361s]
finished. total time: 3.654s
number4:radio2 julius$ fastboot flash radio fastboot-radio-m420-sk-krkk7.img
sending 'radio' (12288 KB)...
OKAY [ 1.301s]
writing 'radio'...
OKAY [ 1.664s]
finished. total time: 2.965s
number4:radio2 julius$ fastboot flash radio radio.img
sending 'radio' (12288 KB)...
OKAY [ 1.304s]
writing 'radio'...
OKAY [ 1.631s]
finished. total time: 2.935s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250ugkl1.img
sending 'radio' (12288 KB)...
OKAY [ 1.284s]
writing 'radio'...
OKAY [ 1.639s]
finished. total time: 2.924s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250xxkk6.img
sending 'radio' (12288 KB)...
OKAY [ 1.299s]
writing 'radio'...
OKAY [ 1.690s]
finished. total time: 2.990s
number4:radio2 julius$ fastboot flash radio UGKK7_trimmed.img
sending 'radio' (12288 KB)...
OKAY [ 1.309s]
writing 'radio'...
OKAY [ 1.616s]
finished. total time: 2.925s
number4:radio2 julius$ fastboot flash radio radio-maguro-i9250xxkk1.img
sending 'radio' (12288 KB)...
OKAY [ 1.288s]
writing 'radio'...
OKAY [ 1.677s]
finished. total time: 2.965s

I tried all of them and had one or two FAIL but otherwise none actually worked.

I'm just running the standard build of Android 4.04 IMM76I. I should have posted that. :)

Any other ideas?

Thank you again for your help.

(To get the log I'm using logcat with my phone plugged in)