From here you can quickly find information about any of the products we manufacture for Griffin & George. Click any of the Griffin part numbers below for a detailed description and further information for each product. Digital Ammeters  10A dc EHA-200-040U  2A dc EHA-200-030A  10A ac EHA-200-050R  Milliammeter EHA-200-020D  Microammeter EHA-200-010G Digital Voltmeters  20V dc EHB-250-020E  2V dc EHB-250-010H  20V ac EHB-250-030L Other Meters  Digital Coulombmeter XJC-205-010F  pH & redox meter PHJ-270-010L  pH meter model 50 PHJ-260-V  Joule & Watt meter XHM-845-010M Power Supplies  Multitap Transformer EKP-141-010E  Single Rail Regulated EKR-286-010K  Battery Replacement EKR-451-010W  High Tension EKR-553-010C  Dual Output EKR-300-010C  Low Voltage XKB-370-011V  Dual Rail Regulated EKR-260-010X  Lockavolt EKR-420-010D  5kV EHT EKR-505-010C  Varivolt 12V EKR-683-010T  Varivolt 20V EKR-684-010A  Air Bearing Turntable XBK-461-010C Timers & Counters  Digital Millisecond Stopclock TKL-560-L  Millisecond Timer XBG-301-D  Photo Timing Gate XBG-441-N  Timer Scaler & Frequency Meter XKS-351-010W  Ratemeter XKS-703-Q Optical Equipment  Semiconductor Laser 630nm XFV-553-W  Modulated Laser Receiver XFV-554-500T  Xenon Stroboscope SYS-385-010V Wave Investigation Equipment  Signal Generator XLB-441-W  Signal Generator & Amplifier XLB-540-010R  Velocity of Sound Switches XES-473-L  Velocity of Sound Kit XES-452-Y  Loudspeaker Amplifier Unit XER-255-Q  Loudspeaker XER-251-R  Microphone XER-112-B  Infrared Probe XFT-365-Q  Thermopile XHE-910-E Component Substitution Equipment  Resistance Substitution Box XJH-901-S  Decade Resistance Box XJH-710-K  Capacitance Substitution Box XJH-903-G