| Manufacturer | 
Model | 
Reference | 
Functional? | 
Have manuals? | 
Have A/C? | 
Have the battery? | 
Date acquired | 
Cost me | 
Source | 
Status | 
Comments | 
 
  
  
  
  
| Agilent | 
IEEE-1588 Demomstrator (sic) | 
PTP | 
yes | 
no | 
IEC | 
N/A | 
2016-02-?? | 
$20 | 
WeirdStuff | 
PTP client of Raspberry Pi, only to NTP accuracy | 
looked interesting, lotsa BNCs.  Turned out not to be a way to inject PPS into NTP. | 
| Agilent | 
IEEE-1588 Demomstrator (sic) | 
PTP | 
yes | 
no | 
IEC | 
N/A | 
2016-03-?? | 
$20 | 
WeirdStuff | 
PTP client of Raspberry Pi, only to NTP accuracy | 
looked interesting, buncha BNCs.  PPS outputs sync to <100ns, but can stamp incoming PPS. | 
| ELV | 
DCF7700 | 
DCF77 | 
yes | 
no | 
220VAC | 
no | 
2014 | 
$20 | 
WeirdStuff | 
no antenna; generate baseband DCF77 from RaspberryPi NTP | 
looked like fun; Why was it so far out of its coverage area? RS232 | 
| HeathKit | 
GC-1000 | 
WWV | 
yes. heavy QRM here | 
somewhere | 
integral | 
12VDC | 
1983 | 
$400? | 
HeathKit, Hopkins | 
built myself from kit | 
RS232, some mods | 
| HeathKit | 
GC-1000H | 
WWV | 
repaired. heavy QRM here | 
online | 
integral | 
12VDC | 
2018-04-06 | 
$call | 
C&H, Duarte | 
had bent pins not in sockets | 
no RS232 | 
| Oregon Scientific | 
RM116E | 
WWVB | 
yes | 
somewhere | 
N/A | 
2xAAA | 
1989? | 
$20? | 
Fry's | 
set and forget | 
heavy QRM here | 
| Oregon Scientific | 
RM116E | 
WWVB | 
yes | 
somewhere | 
N/A | 
2xAAA | 
1989? | 
$20? | 
Fry's | 
set and forget | 
heavy QRM here | 
| Oregon Scientific | 
RM116E | 
WWVB | 
no | 
somewhere | 
N/A | 
2xAAA | 
1989? | 
$20? | 
Fry's | 
in lab, working | 
broken? antenna, reassemble | 
| Oregon Scientific | 
RTGR328NA | 
WWVB | 
yes | 
online | 
N/A | 
3xAAA | 
2014? | 
$5? | 
flea market | 
set and forget | 
heavy QRM here, no seconds |