Nuclear Counting Accessories
TEL SP38 Scintillation Probe With Stand
The SPA 38 provides a complete detector assembly for gamma spectroscopy applications. The 38x38mm NaI(Tl) crystal includes PMT and voltage divider as an integral assembly. The probe is supplied complete with a 10-position sample stand, lead shield and cables for connecting directly to the spectrometer. Resolution is typically 7% @ 662 keV.
Component Parts:
- SDA 38
- Scintillation detector, 38x38mm with with voltage divider
- SDS 3810
- Position stand with sample tray and lead shield
- BNC-6
- Cable assembly
- MHV-6
- High voltage cable assembly
Specifications
- Scintillator:
- 1.5" (3.8 cm) x 1" (2.5 cm) thick Na I (T1) crystal
- Photo Multiple Tube:
- 12 pin 1.5" (3.8 cm) designed to match crystal size
- Resolution:
- 8.5% full-width-half-maximum for CS-137 (0.662 Mev)
- Shielding:
- 3/4" (1.90 cm) thick virgin lead surrounds crystal
- Mounting:
- Probe stand has 10 shelf positions
- Connectors:
- Permanently connected separate high voltage and signal cable
- TEL SP38 Scintillation Probe With Stand
- $1,022.00
TEL RSS-3 Source Set
A set of 3 sources; 1 alpha (PO-210-S), 1 beta (Sr-90-S) and 1 gamma (Co-60-S). All 3 are exempt quantities.
- TEL RSS-3
- $135.00
TEL RSS-5 Source Set
A set of 5 sources: Polonium-210, 0.1 µ Ci; Cesium-137, 5 µ Ci; Sr-900, 0.1 µ Ci; TI-204,1 µ Ci; CO-60, 1 µ Ci.
- TEL RSS-5
- $225.00
TEL RSS-8 Source Set
A set of 8 sources including one each of Co-57, Na-22, Cs-137, Co-60, Mn-54, Cd-109, Ba-133 and an unknown mixture of two nuclides. All are exempt quantities.
- TEL RSS-8 Source Set
- $360.00
TEL RAS20 Absorber Set
This is a complete absorber set. It has 20 calibrated absorbers ranging from 5mg/cm2 to 7200 mg/cm2 for use with α, β and γ attenuation studies. Absorbers are made from plastic, aluminum and lead.
- TEL RAS20
- $110.00
GP 25 Geiger-Mueller tube assembly
A complete detector assembly utilizing a 25mm diameter end windowed GM tube for Alpha Beta Gamma detection. The plastic stand includes a sample tray and features 10-slots with 1cm spacing for performing inverse square law experiments and holding radiation absorbers.
The GM probe is readily removed from the stand for safe storage, hand-held applications or replacement.
Contents
- GM 25 GM Probe, 25mm end window with BNC connector.
- GMS 2510 position stand with sample tray.
- BNC-3 BNC/BNC cable, 3-ft.
- GP 25 Geiger-Mueller tube assembly
- $243.00
GP 35 Geiger-Mueller tube assembly
A complete detector assembly utilizing a 35mm diameter end windowed GM tube for Alpha Beta Gamma detection. The plastic stand includes a sample tray and features 10-slots with 1cm spacing for performing inverse square law experiments and holding radiation absorbers.
The GM probe is readily removed from the stand for safe storage, hand-held applications or replacement.
Components
- GM 35 GM Probe, 25mm end window with BNC connector.
- GMS 3510 position stand with sample tray.
- BNC-3 BNC/BNC cable, 3-ft.
- GP 35 Geiger-Mueller tube assembly
- $278.00
GM Tubes
These are general purpose GM Tubes. They are good for counting α, β and γ radiation. Tubes have thin end window construction.
| TEL GM25 | TEL GM35 | |
|---|---|---|
| Window | Mica Window | |
| Operating Voltage | 900V Operation, plateau ≤ 150V | |
| Dead Time | 150 µ S | 200 µ S |
| Connector | BNC cable (Detachable) | |
| Dimensions | 4.1" long x 1" OD | 4.5" long x 1" OD |
| Stand | 10 Position shelf, Removable Tube | |
| Price | $225.00 | $255.00 |
LM 4: Nuclear Science experiments manual
Supplied on CD as a replacement for the outdated LM-1 and LM-2, these new manuals have been developed for use with Spectrum Techniques GM counting equipment. Included are sample data and software for creating graph paper.
Experiments Include
- Geiger plateau
- Counting efficiency
- Shelf ratios
- Backscattering
- Absorption
- Statistics
- Half-life
- Inverse square law
- Nuclear physics
- LM 4: Nuclear Science experiments manual
- $50.00
BNC cables
BNC/BNC connectors with RG-58 cable for scintillation and GM detectors.
- BNC-3 three foot BNC cable
- $16.00
- BNC-6 six foot BNC cable
- $16.00
MHV cables
MHV/MHV connectors. High voltage cable for scintillation detectors.
- MHV-6 six foot MHV cable
- $40.00
Serial Cables
RS-232 serial cable for connecting ST150 PC or Mac. DB9-F/DB-9F
- SDL-6P six foot serial cable for PC
- $16.00
- SDL-6M six foot serial cable for Mac
- $30.00
USB Cables
USB cable for connecting UCS-20, ST360 and ST370 to PC or Mac
- USB-6 six foot USB cable
- $15.00